-/***************************************************************************
- * Copyright (C) 2005 by Dominic Rath *
- * Dominic.Rath@gmx.de *
- * *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * GNU General Public License for more details. *
- * *
- * You should have received a copy of the GNU General Public License *
- * along with this program; if not, write to the *
- * Free Software Foundation, Inc., *
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
- ***************************************************************************/
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "replacements.h"
-#include "target.h"
-
-#include "log.h"
-#include "configuration.h"
-#include "binarybuffer.h"
-#include "jtag.h"
-
-#include <string.h>
-#include <stdlib.h>
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-#include <errno.h>
-
-#include <sys/time.h>
-#include <time.h>
-
-#include <time_support.h>
-
-#include <fileio.h>
-
-int cli_target_callback_event_handler(struct target_s *target, enum target_event event, void *priv);
-
-int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_daemon_startup_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-
-int handle_target_script_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_run_and_halt_time_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-
-int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-
-/* targets
- */
-extern target_type_t arm7tdmi_target;
-extern target_type_t arm720t_target;
-extern target_type_t arm9tdmi_target;
-extern target_type_t arm920t_target;
-extern target_type_t arm966e_target;
-extern target_type_t arm926ejs_target;
-extern target_type_t xscale_target;
-
-target_type_t *target_types[] =
-{
- &arm7tdmi_target,
- &arm9tdmi_target,
- &arm920t_target,
- &arm720t_target,
- &arm966e_target,
- &arm926ejs_target,
- &xscale_target,
- NULL,
-};
-
-target_t *targets = NULL;
-target_event_callback_t *target_event_callbacks = NULL;
-target_timer_callback_t *target_timer_callbacks = NULL;
-
-char *target_state_strings[] =
-{
- "unknown",
- "running",
- "halted",
- "reset",
- "debug_running",
-};
-
-char *target_debug_reason_strings[] =
-{
- "debug request", "breakpoint", "watchpoint",
- "watchpoint and breakpoint", "single step",
- "target not halted"
-};
-
-char *target_endianess_strings[] =
-{
- "big endian",
- "little endian",
-};
-
-enum daemon_startup_mode startup_mode = DAEMON_ATTACH;
-
-static int target_continous_poll = 1;
-
-/* read a u32 from a buffer in target memory endianness */
-u32 target_buffer_get_u32(target_t *target, u8 *buffer)
-{
- if (target->endianness == TARGET_LITTLE_ENDIAN)
- return le_to_h_u32(buffer);
- else
- return be_to_h_u32(buffer);
-}
-
-/* read a u16 from a buffer in target memory endianness */
-u16 target_buffer_get_u16(target_t *target, u8 *buffer)
-{
- if (target->endianness == TARGET_LITTLE_ENDIAN)
- return le_to_h_u16(buffer);
- else
- return be_to_h_u16(buffer);
-}
-
-/* write a u32 to a buffer in target memory endianness */
-void target_buffer_set_u32(target_t *target, u8 *buffer, u32 value)
-{
- if (target->endianness == TARGET_LITTLE_ENDIAN)
- h_u32_to_le(buffer, value);
- else
- h_u32_to_be(buffer, value);
-}
-
-/* write a u16 to a buffer in target memory endianness */
-void target_buffer_set_u16(target_t *target, u8 *buffer, u16 value)
-{
- if (target->endianness == TARGET_LITTLE_ENDIAN)
- h_u16_to_le(buffer, value);
- else
- h_u16_to_be(buffer, value);
-}
-
-/* returns a pointer to the n-th configured target */
-target_t* get_target_by_num(int num)
-{
- target_t *target = targets;
- int i = 0;
-
- while (target)
- {
- if (num == i)
- return target;
- target = target->next;
- i++;
- }
-
- return NULL;
-}
-
-int get_num_by_target(target_t *query_target)
-{
- target_t *target = targets;
- int i = 0;
-
- while (target)
- {
- if (target == query_target)
- return i;
- target = target->next;
- i++;
- }
-
- return -1;
-}
-
-target_t* get_current_target(command_context_t *cmd_ctx)
-{
- target_t *target = get_target_by_num(cmd_ctx->current_target);
-
- if (target == NULL)
- {
- ERROR("BUG: current_target out of bounds");
- exit(-1);
- }
-
- return target;
-}
-
-/* Process target initialization, when target entered debug out of reset
- * the handler is unregistered at the end of this function, so it's only called once
- */
-int target_init_handler(struct target_s *target, enum target_event event, void *priv)
-{
- FILE *script;
- struct command_context_s *cmd_ctx = priv;
-
- if ((event == TARGET_EVENT_HALTED) && (target->reset_script))
- {
- target_unregister_event_callback(target_init_handler, priv);
-
- script = fopen(target->reset_script, "r");
- if (!script)
- {
- ERROR("couldn't open script file %s", target->reset_script);
- return ERROR_OK;
- }
-
- INFO("executing reset script '%s'", target->reset_script);
- command_run_file(cmd_ctx, script, COMMAND_EXEC);
- fclose(script);
-
- jtag_execute_queue();
- }
-
- return ERROR_OK;
-}
-
-int target_run_and_halt_handler(void *priv)
-{
- target_t *target = priv;
-
- target->type->halt(target);
-
- return ERROR_OK;
-}
-
-int target_process_reset(struct command_context_s *cmd_ctx)
-{
- int retval = ERROR_OK;
- target_t *target;
-
- /* prepare reset_halt where necessary */
- target = targets;
- while (target)
- {
- switch (target->reset_mode)
- {
- case RESET_HALT:
- case RESET_INIT:
- target->type->prepare_reset_halt(target);
- break;
- default:
- break;
- }
- target = target->next;
- }
-
- target = targets;
- while (target)
- {
- target->type->assert_reset(target);
- target = target->next;
- }
- jtag_execute_queue();
-
- /* request target halt if necessary, and schedule further action */
- target = targets;
- while (target)
- {
- switch (target->reset_mode)
- {
- case RESET_RUN:
- /* nothing to do if target just wants to be run */
- break;
- case RESET_RUN_AND_HALT:
- /* schedule halt */
- target_register_timer_callback(target_run_and_halt_handler, target->run_and_halt_time, 0, target);
- break;
- case RESET_RUN_AND_INIT:
- /* schedule halt */
- target_register_timer_callback(target_run_and_halt_handler, target->run_and_halt_time, 0, target);
- target_register_event_callback(target_init_handler, cmd_ctx);
- break;
- case RESET_HALT:
- target->type->halt(target);
- break;
- case RESET_INIT:
- target->type->halt(target);
- target_register_event_callback(target_init_handler, cmd_ctx);
- break;
- default:
- ERROR("BUG: unknown target->reset_mode");
- }
- target = target->next;
- }
-
- target = targets;
- while (target)
- {
- target->type->deassert_reset(target);
- target = target->next;
- }
- jtag_execute_queue();
-
- return retval;
-}
-
-int target_init(struct command_context_s *cmd_ctx)
-{
- target_t *target = targets;
-
- while (target)
- {
- if (target->type->init_target(cmd_ctx, target) != ERROR_OK)
- {
- ERROR("target '%s' init failed", target->type->name);
- exit(-1);
- }
- target = target->next;
- }
-
- if (targets)
- {
- target_register_user_commands(cmd_ctx);
- target_register_timer_callback(handle_target, 100, 1, NULL);
- }
-
- if (startup_mode == DAEMON_RESET)
- target_process_reset(cmd_ctx);
-
- return ERROR_OK;
-}
-
-int target_register_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
-{
- target_event_callback_t **callbacks_p = &target_event_callbacks;
-
- if (callback == NULL)
- {
- return ERROR_INVALID_ARGUMENTS;
- }
-
- if (*callbacks_p)
- {
- while ((*callbacks_p)->next)
- callbacks_p = &((*callbacks_p)->next);
- callbacks_p = &((*callbacks_p)->next);
- }
-
- (*callbacks_p) = malloc(sizeof(target_event_callback_t));
- (*callbacks_p)->callback = callback;
- (*callbacks_p)->priv = priv;
- (*callbacks_p)->next = NULL;
-
- return ERROR_OK;
-}
-
-int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int periodic, void *priv)
-{
- target_timer_callback_t **callbacks_p = &target_timer_callbacks;
- struct timeval now;
-
- if (callback == NULL)
- {
- return ERROR_INVALID_ARGUMENTS;
- }
-
- if (*callbacks_p)
- {
- while ((*callbacks_p)->next)
- callbacks_p = &((*callbacks_p)->next);
- callbacks_p = &((*callbacks_p)->next);
- }
-
- (*callbacks_p) = malloc(sizeof(target_timer_callback_t));
- (*callbacks_p)->callback = callback;
- (*callbacks_p)->periodic = periodic;
- (*callbacks_p)->time_ms = time_ms;
-
- gettimeofday(&now, NULL);
- (*callbacks_p)->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
- time_ms -= (time_ms % 1000);
- (*callbacks_p)->when.tv_sec = now.tv_sec + (time_ms / 1000);
- if ((*callbacks_p)->when.tv_usec > 1000000)
- {
- (*callbacks_p)->when.tv_usec = (*callbacks_p)->when.tv_usec - 1000000;
- (*callbacks_p)->when.tv_sec += 1;
- }
-
- (*callbacks_p)->priv = priv;
- (*callbacks_p)->next = NULL;
-
- return ERROR_OK;
-}
-
-int target_unregister_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
-{
- target_event_callback_t **p = &target_event_callbacks;
- target_event_callback_t *c = target_event_callbacks;
-
- if (callback == NULL)
- {
- return ERROR_INVALID_ARGUMENTS;
- }
-
- while (c)
- {
- target_event_callback_t *next = c->next;
- if ((c->callback == callback) && (c->priv == priv))
- {
- *p = next;
- free(c);
- return ERROR_OK;
- }
- else
- p = &(c->next);
- c = next;
- }
-
- return ERROR_OK;
-}
-
-int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)
-{
- target_timer_callback_t **p = &target_timer_callbacks;
- target_timer_callback_t *c = target_timer_callbacks;
-
- if (callback == NULL)
- {
- return ERROR_INVALID_ARGUMENTS;
- }
-
- while (c)
- {
- target_timer_callback_t *next = c->next;
- if ((c->callback == callback) && (c->priv == priv))
- {
- *p = next;
- free(c);
- return ERROR_OK;
- }
- else
- p = &(c->next);
- c = next;
- }
-
- return ERROR_OK;
-}
-
-int target_call_event_callbacks(target_t *target, enum target_event event)
-{
- target_event_callback_t *callback = target_event_callbacks;
- target_event_callback_t *next_callback;
-
- DEBUG("target event %i", event);
-
- while (callback)
- {
- next_callback = callback->next;
- callback->callback(target, event, callback->priv);
- callback = next_callback;
- }
-
- return ERROR_OK;
-}
-
-int target_call_timer_callbacks()
-{
- target_timer_callback_t *callback = target_timer_callbacks;
- target_timer_callback_t *next_callback;
- struct timeval now;
-
- gettimeofday(&now, NULL);
-
- while (callback)
- {
- next_callback = callback->next;
-
- if (((now.tv_sec >= callback->when.tv_sec) && (now.tv_usec >= callback->when.tv_usec))
- || (now.tv_sec > callback->when.tv_sec))
- {
- callback->callback(callback->priv);
- if (callback->periodic)
- {
- int time_ms = callback->time_ms;
- callback->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
- time_ms -= (time_ms % 1000);
- callback->when.tv_sec = now.tv_sec + time_ms / 1000;
- if (callback->when.tv_usec > 1000000)
- {
- callback->when.tv_usec = callback->when.tv_usec - 1000000;
- callback->when.tv_sec += 1;
- }
- }
- else
- target_unregister_timer_callback(callback->callback, callback->priv);
- }
-
- callback = next_callback;
- }
-
- return ERROR_OK;
-}
-
-int target_alloc_working_area(struct target_s *target, u32 size, working_area_t **area)
-{
- working_area_t *c = target->working_areas;
- working_area_t *new_wa = NULL;
-
- /* only allocate multiples of 4 byte */
- if (size % 4)
- {
- ERROR("BUG: code tried to allocate unaligned number of bytes, padding");
- size = CEIL(size, 4);
- }
-
- /* see if there's already a matching working area */
- while (c)
- {
- if ((c->free) && (c->size == size))
- {
- new_wa = c;
- break;
- }
- c = c->next;
- }
-
- /* if not, allocate a new one */
- if (!new_wa)
- {
- working_area_t **p = &target->working_areas;
- u32 first_free = target->working_area;
- u32 free_size = target->working_area_size;
-
- DEBUG("allocating new working area");
-
- c = target->working_areas;
- while (c)
- {
- first_free += c->size;
- free_size -= c->size;
- p = &c->next;
- c = c->next;
- }
-
- if (free_size < size)
- {
- WARNING("not enough working area available");
- return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
- }
-
- new_wa = malloc(sizeof(working_area_t));
- new_wa->next = NULL;
- new_wa->size = size;
- new_wa->address = first_free;
-
- if (target->backup_working_area)
- {
- new_wa->backup = malloc(new_wa->size);
- target->type->read_memory(target, new_wa->address, 4, new_wa->size / 4, new_wa->backup);
- }
- else
- {
- new_wa->backup = NULL;
- }
-
- /* put new entry in list */
- *p = new_wa;
- }
-
- /* mark as used, and return the new (reused) area */
- new_wa->free = 0;
- *area = new_wa;
-
- /* user pointer */
- new_wa->user = area;
-
- return ERROR_OK;
-}
-
-int target_free_working_area(struct target_s *target, working_area_t *area)
-{
- if (area->free)
- return ERROR_OK;
-
- if (target->backup_working_area)
- target->type->write_memory(target, area->address, 4, area->size / 4, area->backup);
-
- area->free = 1;
-
- /* mark user pointer invalid */
- *area->user = NULL;
- area->user = NULL;
-
- return ERROR_OK;
-}
-
-int target_free_all_working_areas(struct target_s *target)
-{
- working_area_t *c = target->working_areas;
-
- while (c)
- {
- working_area_t *next = c->next;
- target_free_working_area(target, c);
-
- if (c->backup)
- free(c->backup);
-
- free(c);
-
- c = next;
- }
-
- target->working_areas = NULL;
-
- return ERROR_OK;
-}
-
-int target_register_commands(struct command_context_s *cmd_ctx)
-{
- register_command(cmd_ctx, NULL, "target", handle_target_command, COMMAND_CONFIG, NULL);
- register_command(cmd_ctx, NULL, "targets", handle_targets_command, COMMAND_EXEC, NULL);
- register_command(cmd_ctx, NULL, "daemon_startup", handle_daemon_startup_command, COMMAND_CONFIG, NULL);
- register_command(cmd_ctx, NULL, "target_script", handle_target_script_command, COMMAND_CONFIG, NULL);
- register_command(cmd_ctx, NULL, "run_and_halt_time", handle_run_and_halt_time_command, COMMAND_CONFIG, NULL);
- register_command(cmd_ctx, NULL, "working_area", handle_working_area_command, COMMAND_CONFIG, NULL);
-
- return ERROR_OK;
-}
-
-int target_write_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
-{
- int retval;
-
- DEBUG("writing buffer of %i byte at 0x%8.8x", size, address);
-
- /* handle writes of less than 4 byte */
- if (size < 4)
- {
- if ((retval = target->type->write_memory(target, address, 1, size, buffer)) != ERROR_OK)
- return retval;
- }
-
- /* handle unaligned head bytes */
- if (address % 4)
- {
- int unaligned = 4 - (address % 4);
-
- if ((retval = target->type->write_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
- return retval;
-
- buffer += unaligned;
- address += unaligned;
- size -= unaligned;
- }
-
- /* handle aligned words */
- if (size >= 4)
- {
- int aligned = size - (size % 4);
-
- /* use bulk writes above a certain limit. This may have to be changed */
- if (aligned > 128)
- {
- if ((retval = target->type->bulk_write_memory(target, address, aligned / 4, buffer)) != ERROR_OK)
- return retval;
- }
- else
- {
- if ((retval = target->type->write_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
- return retval;
- }
-
- buffer += aligned;
- address += aligned;
- size -= aligned;
- }
-
- /* handle tail writes of less than 4 bytes */
- if (size > 0)
- {
- if ((retval = target->type->write_memory(target, address, 1, size, buffer)) != ERROR_OK)
- return retval;
- }
-
- return ERROR_OK;
-}
-
-int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
-{
- int retval;
-
- DEBUG("reading buffer of %i byte at 0x%8.8x", size, address);
-
- /* handle reads of less than 4 byte */
- if (size < 4)
- {
- if ((retval = target->type->read_memory(target, address, 1, size, buffer)) != ERROR_OK)
- return retval;
- }
-
- /* handle unaligned head bytes */
- if (address % 4)
- {
- int unaligned = 4 - (address % 4);
-
- if ((retval = target->type->read_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
- return retval;
-
- buffer += unaligned;
- address += unaligned;
- size -= unaligned;
- }
-
- /* handle aligned words */
- if (size >= 4)
- {
- int aligned = size - (size % 4);
-
- if ((retval = target->type->read_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
- return retval;
-
- buffer += aligned;
- address += aligned;
- size -= aligned;
- }
-
- /* handle tail writes of less than 4 bytes */
- if (size > 0)
- {
- if ((retval = target->type->read_memory(target, address, 1, size, buffer)) != ERROR_OK)
- return retval;
- }
-
- return ERROR_OK;
-}
-
-int target_read_u32(struct target_s *target, u32 address, u32 *value)
-{
- u8 value_buf[4];
-
- int retval = target->type->read_memory(target, address, 4, 1, value_buf);
-
- if (retval == ERROR_OK)
- {
- *value = target_buffer_get_u32(target, value_buf);
- DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, *value);
- }
- else
- {
- *value = 0x0;
- DEBUG("address: 0x%8.8x failed", address);
- }
-
- return retval;
-}
-
-int target_read_u16(struct target_s *target, u32 address, u16 *value)
-{
- u8 value_buf[2];
-
- int retval = target->type->read_memory(target, address, 2, 1, value_buf);
-
- if (retval == ERROR_OK)
- {
- *value = target_buffer_get_u16(target, value_buf);
- DEBUG("address: 0x%8.8x, value: 0x%4.4x", address, *value);
- }
- else
- {
- *value = 0x0;
- DEBUG("address: 0x%8.8x failed", address);
- }
-
- return retval;
-}
-
-int target_read_u8(struct target_s *target, u32 address, u8 *value)
-{
- int retval = target->type->read_memory(target, address, 1, 1, value);
-
- if (retval == ERROR_OK)
- {
- DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, *value);
- }
- else
- {
- *value = 0x0;
- DEBUG("address: 0x%8.8x failed", address);
- }
-
- return retval;
-}
-
-int target_write_u32(struct target_s *target, u32 address, u32 value)
-{
- int retval;
- u8 value_buf[4];
-
- DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
-
- target_buffer_set_u32(target, value_buf, value);
- if ((retval = target->type->write_memory(target, address, 4, 1, value_buf)) != ERROR_OK)
- {
- DEBUG("failed: %i", retval);
- }
-
- return retval;
-}
-
-int target_write_u16(struct target_s *target, u32 address, u16 value)
-{
- int retval;
- u8 value_buf[2];
-
- DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
-
- target_buffer_set_u16(target, value_buf, value);
- if ((retval = target->type->write_memory(target, address, 2, 1, value_buf)) != ERROR_OK)
- {
- DEBUG("failed: %i", retval);
- }
-
- return retval;
-}
-
-int target_write_u8(struct target_s *target, u32 address, u8 value)
-{
- int retval;
-
- DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, value);
-
- if ((retval = target->type->read_memory(target, address, 1, 1, &value)) != ERROR_OK)
- {
- DEBUG("failed: %i", retval);
- }
-
- return retval;
-}
-
-int target_register_user_commands(struct command_context_s *cmd_ctx)
-{
- register_command(cmd_ctx, NULL, "reg", handle_reg_command, COMMAND_EXEC, NULL);
- register_command(cmd_ctx, NULL, "poll", handle_poll_command, COMMAND_EXEC, "poll target state");
- register_command(cmd_ctx, NULL, "wait_halt", handle_wait_halt_command, COMMAND_EXEC, "wait for target halt [time (s)]");
- register_command(cmd_ctx, NULL, "halt", handle_halt_command, COMMAND_EXEC, "halt target");
- register_command(cmd_ctx, NULL, "resume", handle_resume_command, COMMAND_EXEC, "resume target [addr]");
- register_command(cmd_ctx, NULL, "step", handle_step_command, COMMAND_EXEC, "step one instruction");
- register_command(cmd_ctx, NULL, "reset", handle_reset_command, COMMAND_EXEC, "reset target [run|halt|init|run_and_halt|run_and_init]");
- register_command(cmd_ctx, NULL, "soft_reset_halt", handle_soft_reset_halt_command, COMMAND_EXEC, "halt the target and do a soft reset");
-
- register_command(cmd_ctx, NULL, "mdw", handle_md_command, COMMAND_EXEC, "display memory words <addr> [count]");
- register_command(cmd_ctx, NULL, "mdh", handle_md_command, COMMAND_EXEC, "display memory half-words <addr> [count]");
- register_command(cmd_ctx, NULL, "mdb", handle_md_command, COMMAND_EXEC, "display memory bytes <addr> [count]");
-
- register_command(cmd_ctx, NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word <addr> <value>");
- register_command(cmd_ctx, NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word <addr> <value>");
- register_command(cmd_ctx, NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte <addr> <value>");
-
- register_command(cmd_ctx, NULL, "bp", handle_bp_command, COMMAND_EXEC, "set breakpoint <address> <length> [hw]");
- register_command(cmd_ctx, NULL, "rbp", handle_rbp_command, COMMAND_EXEC, "remove breakpoint <adress>");
- register_command(cmd_ctx, NULL, "wp", handle_wp_command, COMMAND_EXEC, "set watchpoint <address> <length> <r/w/a> [value] [mask]");
- register_command(cmd_ctx, NULL, "rwp", handle_rwp_command, COMMAND_EXEC, "remove watchpoint <adress>");
-
- register_command(cmd_ctx, NULL, "load_image", handle_load_image_command, COMMAND_EXEC, "load_image <file> <address> ['bin'|'ihex']");
- register_command(cmd_ctx, NULL, "dump_image", handle_dump_image_command, COMMAND_EXEC, "dump_image <file> <address> <size>");
- register_command(cmd_ctx, NULL, "load_binary", handle_load_image_command, COMMAND_EXEC, "[DEPRECATED] load_binary <file> <address>");
- register_command(cmd_ctx, NULL, "dump_binary", handle_dump_image_command, COMMAND_EXEC, "[DEPRECATED] dump_binary <file> <address> <size>");
-
- return ERROR_OK;
-}
-
-int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- target_t *target = targets;
- int count = 0;
-
- if (argc == 1)
- {
- int num = strtoul(args[0], NULL, 0);
-
- while (target)
- {
- count++;
- target = target->next;
- }
-
- if (num < count)
- cmd_ctx->current_target = num;
- else
- command_print(cmd_ctx, "%i is out of bounds, only %i targets are configured", num, count);
-
- return ERROR_OK;
- }
-
- while (target)
- {
- command_print(cmd_ctx, "%i: %s (%s), state: %s", count++, target->type->name, target_endianess_strings[target->endianness], target_state_strings[target->state]);
- target = target->next;
- }
-
- return ERROR_OK;
-}
-
-int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- int i;
- int found = 0;
-
- if (argc < 3)
- {
- ERROR("target command requires at least three arguments: <type> <endianess> <reset_mode>");
- exit(-1);
- }
-
- /* search for the specified target */
- if (args[0] && (args[0][0] != 0))
- {
- for (i = 0; target_types[i]; i++)
- {
- if (strcmp(args[0], target_types[i]->name) == 0)
- {
- target_t **last_target_p = &targets;
-
- /* register target specific commands */
- if (target_types[i]->register_commands(cmd_ctx) != ERROR_OK)
- {
- ERROR("couldn't register '%s' commands", args[0]);
- exit(-1);
- }
-
- if (*last_target_p)
- {
- while ((*last_target_p)->next)
- last_target_p = &((*last_target_p)->next);
- last_target_p = &((*last_target_p)->next);
- }
-
- *last_target_p = malloc(sizeof(target_t));
-
- (*last_target_p)->type = target_types[i];
-
- if (strcmp(args[1], "big") == 0)
- (*last_target_p)->endianness = TARGET_BIG_ENDIAN;
- else if (strcmp(args[1], "little") == 0)
- (*last_target_p)->endianness = TARGET_LITTLE_ENDIAN;
- else
- {
- ERROR("endianness must be either 'little' or 'big', not '%s'", args[1]);
- exit(-1);
- }
-
- /* what to do on a target reset */
- if (strcmp(args[2], "reset_halt") == 0)
- (*last_target_p)->reset_mode = RESET_HALT;
- else if (strcmp(args[2], "reset_run") == 0)
- (*last_target_p)->reset_mode = RESET_RUN;
- else if (strcmp(args[2], "reset_init") == 0)
- (*last_target_p)->reset_mode = RESET_INIT;
- else if (strcmp(args[2], "run_and_halt") == 0)
- (*last_target_p)->reset_mode = RESET_RUN_AND_HALT;
- else if (strcmp(args[2], "run_and_init") == 0)
- (*last_target_p)->reset_mode = RESET_RUN_AND_INIT;
- else
- {
- ERROR("unknown target startup mode %s", args[2]);
- exit(-1);
- }
- (*last_target_p)->run_and_halt_time = 1000; /* default 1s */
-
- (*last_target_p)->reset_script = NULL;
- (*last_target_p)->post_halt_script = NULL;
- (*last_target_p)->pre_resume_script = NULL;
-
- (*last_target_p)->working_area = 0x0;
- (*last_target_p)->working_area_size = 0x0;
- (*last_target_p)->working_areas = NULL;
- (*last_target_p)->backup_working_area = 0;
-
- (*last_target_p)->state = TARGET_UNKNOWN;
- (*last_target_p)->reg_cache = NULL;
- (*last_target_p)->breakpoints = NULL;
- (*last_target_p)->watchpoints = NULL;
- (*last_target_p)->next = NULL;
- (*last_target_p)->arch_info = NULL;
-
- (*last_target_p)->type->target_command(cmd_ctx, cmd, args, argc, *last_target_p);
-
- found = 1;
- break;
- }
- }
- }
-
- /* no matching target found */
- if (!found)
- {
- ERROR("target '%s' not found", args[0]);
- exit(-1);
- }
-
- return ERROR_OK;
-}
-
-/* usage: target_script <target#> <event> <script_file> */
-int handle_target_script_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- target_t *target = NULL;
-
- if (argc < 3)
- {
- ERROR("incomplete target_script command");
- exit(-1);
- }
-
- target = get_target_by_num(strtoul(args[0], NULL, 0));
-
- if (!target)
- {
- ERROR("target number '%s' not defined", args[0]);
- exit(-1);
- }
-
- if (strcmp(args[1], "reset") == 0)
- {
- if (target->reset_script)
- free(target->reset_script);
- target->reset_script = strdup(args[2]);
- }
- else if (strcmp(args[1], "post_halt") == 0)
- {
- if (target->post_halt_script)
- free(target->post_halt_script);
- target->post_halt_script = strdup(args[2]);
- }
- else if (strcmp(args[1], "pre_resume") == 0)
- {
- if (target->pre_resume_script)
- free(target->pre_resume_script);
- target->pre_resume_script = strdup(args[2]);
- }
- else
- {
- ERROR("unknown event type: '%s", args[1]);
- exit(-1);
- }
-
- return ERROR_OK;
-}
-
-int handle_run_and_halt_time_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- target_t *target = NULL;
-
- if (argc < 2)
- {
- ERROR("incomplete run_and_halt_time command");
- exit(-1);
- }
-
- target = get_target_by_num(strtoul(args[0], NULL, 0));
-
- if (!target)
- {
- ERROR("target number '%s' not defined", args[0]);
- exit(-1);
- }
-
- target->run_and_halt_time = strtoul(args[1], NULL, 0);
-
- return ERROR_OK;
-}
-
-int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- target_t *target = NULL;
-
- if (argc < 4)
- {
- ERROR("incomplete working_area command. usage: working_area <target#> <address> <size> <'backup'|'nobackup'>");
- exit(-1);
- }
-
- target = get_target_by_num(strtoul(args[0], NULL, 0));
-
- if (!target)
- {
- ERROR("target number '%s' not defined", args[0]);
- exit(-1);
- }
-
- target->working_area = strtoul(args[1], NULL, 0);
- target->working_area_size = strtoul(args[2], NULL, 0);
-
- if (strcmp(args[3], "backup") == 0)
- {
- target->backup_working_area = 1;
- }
- else if (strcmp(args[3], "nobackup") == 0)
- {
- target->backup_working_area = 0;
- }
- else
- {
- ERROR("unrecognized <backup|nobackup> argument (%s)", args[3]);
- exit(-1);
- }
-
- return ERROR_OK;
-}
-
-
-/* process target state changes */
-int handle_target(void *priv)
-{
- int retval;
- target_t *target = targets;
-
- while (target)
- {
- /* only poll if target isn't already halted */
- if (target->state != TARGET_HALTED)
- {
- if (target_continous_poll)
- if ((retval = target->type->poll(target)) < 0)
- {
- ERROR("couldn't poll target, exiting");
- exit(-1);
- }
- }
-
- target = target->next;
- }
-
- return ERROR_OK;
-}
-
-int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- target_t *target;
- reg_t *reg = NULL;
- int count = 0;
- char *value;
-
- DEBUG("-");
-
- target = get_current_target(cmd_ctx);
-
- /* list all available registers for the current target */
- if (argc == 0)
- {
- reg_cache_t *cache = target->reg_cache;
-
- count = 0;
- while(cache)
- {
- int i;
- for (i = 0; i < cache->num_regs; i++)
- {
- value = buf_to_str(cache->reg_list[i].value, cache->reg_list[i].size, 16);
- command_print(cmd_ctx, "(%i) %s (/%i): 0x%s (dirty: %i, valid: %i)", count++, cache->reg_list[i].name, cache->reg_list[i].size, value, cache->reg_list[i].dirty, cache->reg_list[i].valid);
- free(value);
- }
- cache = cache->next;
- }
-
- return ERROR_OK;
- }
-
- /* access a single register by its ordinal number */
- if ((args[0][0] >= '0') && (args[0][0] <= '9'))
- {
- int num = strtoul(args[0], NULL, 0);
- reg_cache_t *cache = target->reg_cache;
-
- count = 0;
- while(cache)
- {
- int i;
- for (i = 0; i < cache->num_regs; i++)
- {
- if (count++ == num)
- {
- reg = &cache->reg_list[i];
- break;
- }
- }
- if (reg)
- break;
- cache = cache->next;
- }
-
- if (!reg)
- {
- command_print(cmd_ctx, "%i is out of bounds, the current target has only %i registers (0 - %i)", num, count, count - 1);
- return ERROR_OK;
- }
- } else /* access a single register by its name */
- {
- reg = register_get_by_name(target->reg_cache, args[0], 1);
-
- if (!reg)
- {
- command_print(cmd_ctx, "register %s not found in current target", args[0]);
- return ERROR_OK;
- }
- }
-
- /* display a register */
- if ((argc == 1) || ((argc == 2) && !((args[1][0] >= '0') && (args[1][0] <= '9'))))
- {
- if ((argc == 2) && (strcmp(args[1], "force") == 0))
- reg->valid = 0;
-
- if (reg->valid == 0)
- {
- reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
- if (arch_type == NULL)
- {
- ERROR("BUG: encountered unregistered arch type");
- return ERROR_OK;
- }
- arch_type->get(reg);
- }
- value = buf_to_str(reg->value, reg->size, 16);
- command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
- free(value);
- return ERROR_OK;
- }
-
- /* set register value */
- if (argc == 2)
- {
- u8 *buf = malloc(CEIL(reg->size, 8));
- str_to_buf(args[1], strlen(args[1]), buf, reg->size, 0);
-
- reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
- if (arch_type == NULL)
- {
- ERROR("BUG: encountered unregistered arch type");
- return ERROR_OK;
- }
-
- arch_type->set(reg, buf);
-
- value = buf_to_str(reg->value, reg->size, 16);
- command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
- free(value);
-
- free(buf);
-
- return ERROR_OK;
- }
-
- command_print(cmd_ctx, "usage: reg <#|name> [value]");
-
- return ERROR_OK;
-}
-
-int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- target_t *target = get_current_target(cmd_ctx);
- char buffer[512];
-
- if (argc == 0)
- {
- command_print(cmd_ctx, "target state: %s", target_state_strings[target->type->poll(target)]);
- if (target->state == TARGET_HALTED)
- {
- target->type->arch_state(target, buffer, 512);
- buffer[511] = 0;
- command_print(cmd_ctx, "%s", buffer);
- }
- }
- else
- {
- if (strcmp(args[0], "on") == 0)
- {
- target_continous_poll = 1;
- }
- else if (strcmp(args[0], "off") == 0)
- {
- target_continous_poll = 0;
- }
- }
-
-
- return ERROR_OK;
-}
-
-int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- target_t *target = get_current_target(cmd_ctx);
- struct timeval timeout, now;
-
- gettimeofday(&timeout, NULL);
- if (!argc)
- timeval_add_time(&timeout, 5, 0);
- else {
- char *end;
-
- timeval_add_time(&timeout, strtoul(args[0], &end, 0), 0);
- if (*end) {
- command_print(cmd_ctx, "usage: wait_halt [seconds]");
- return ERROR_OK;
- }
- }
-
- command_print(cmd_ctx, "waiting for target halted...");
-
- while(target->type->poll(target))
- {
- if (target->state == TARGET_HALTED)
- {
- command_print(cmd_ctx, "target halted");
- break;
- }
- target_call_timer_callbacks();
-
- gettimeofday(&now, NULL);
- if ((now.tv_sec >= timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec))
- {
- command_print(cmd_ctx, "timed out while waiting for target halt");
- ERROR("timed out while waiting for target halt");
- break;
- }
- }
-
- return ERROR_OK;
-}
-
-int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- int retval;
- target_t *target = get_current_target(cmd_ctx);
-
- DEBUG("-");
-
- command_print(cmd_ctx, "requesting target halt...");
-
- if ((retval = target->type->halt(target)) != ERROR_OK)
- {
- switch (retval)
- {
- case ERROR_TARGET_ALREADY_HALTED:
- command_print(cmd_ctx, "target already halted");
- break;
- case ERROR_TARGET_TIMEOUT:
- command_print(cmd_ctx, "target timed out... shutting down");
- exit(-1);
- default:
- command_print(cmd_ctx, "unknown error... shutting down");
- exit(-1);
- }
- }
-
- return ERROR_OK;
-
-}
-
-/* what to do on daemon startup */
-int handle_daemon_startup_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- if (argc == 1)
- {
- if (strcmp(args[0], "attach") == 0)
- {
- startup_mode = DAEMON_ATTACH;
- return ERROR_OK;
- }
- else if (strcmp(args[0], "reset") == 0)
- {
- startup_mode = DAEMON_RESET;
- return ERROR_OK;
- }
- }
-
- WARNING("invalid daemon_startup configuration directive: %s", args[0]);
- return ERROR_OK;
-
-}
-
-int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- target_t *target = get_current_target(cmd_ctx);
- int retval;
-
- command_print(cmd_ctx, "requesting target halt and executing a soft reset");
-
- if ((retval = target->type->soft_reset_halt(target)) != ERROR_OK)
- {
- switch (retval)
- {
- case ERROR_TARGET_TIMEOUT:
- command_print(cmd_ctx, "target timed out... shutting down");
- exit(-1);
- default:
- command_print(cmd_ctx, "unknown error... shutting down");
- exit(-1);
- }
- }
-
- return ERROR_OK;
-}
-
-int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- target_t *target = get_current_target(cmd_ctx);
- enum target_reset_mode reset_mode = RESET_RUN;
-
- DEBUG("-");
-
- if (argc >= 1)
- {
- if (strcmp("run", args[0]) == 0)
- reset_mode = RESET_RUN;
- else if (strcmp("halt", args[0]) == 0)
- reset_mode = RESET_HALT;
- else if (strcmp("init", args[0]) == 0)
- reset_mode = RESET_INIT;
- else if (strcmp("run_and_halt", args[0]) == 0)
- {
- reset_mode = RESET_RUN_AND_HALT;
- if (argc >= 2)
- {
- target->run_and_halt_time = strtoul(args[1], NULL, 0);
- }
- }
- else if (strcmp("run_and_init", args[0]) == 0)
- {
- reset_mode = RESET_RUN_AND_INIT;
- if (argc >= 2)
- {
- target->run_and_halt_time = strtoul(args[1], NULL, 0);
- }
- }
- else
- {
- command_print(cmd_ctx, "usage: reset ['run', 'halt', 'init', 'run_and_halt', 'run_and_init]");
- return ERROR_OK;
- }
- target->reset_mode = reset_mode;
- }
-
- target_process_reset(cmd_ctx);
-
- return ERROR_OK;
-}
-
-int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- int retval;
- target_t *target = get_current_target(cmd_ctx);
-
- DEBUG("-");
-
- if (argc == 0)
- retval = target->type->resume(target, 1, 0, 1, 0); /* current pc, addr = 0, handle breakpoints, not debugging */
- else if (argc == 1)
- retval = target->type->resume(target, 0, strtoul(args[0], NULL, 0), 1, 0); /* addr = args[0], handle breakpoints, not debugging */
- else
- {
- command_print(cmd_ctx, "usage: resume [address]");
- return ERROR_OK;
- }
-
- if (retval != ERROR_OK)
- {
- switch (retval)
- {
- case ERROR_TARGET_NOT_HALTED:
- command_print(cmd_ctx, "target not halted");
- break;
- default:
- command_print(cmd_ctx, "unknown error... shutting down");
- exit(-1);
- }
- }
-
- return ERROR_OK;
-}
-
-int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- target_t *target = get_current_target(cmd_ctx);
-
- DEBUG("-");
-
- if (argc == 0)
- target->type->step(target, 1, 0, 1); /* current pc, addr = 0, handle breakpoints */
-
- if (argc == 1)
- target->type->step(target, 0, strtoul(args[0], NULL, 0), 1); /* addr = args[0], handle breakpoints */
-
- return ERROR_OK;
-}
-
-int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- int count = 1;
- int size = 4;
- u32 address = 0;
- int i;
-
- char output[128];
- int output_len;
-
- int retval;
-
- u8 *buffer;
- target_t *target = get_current_target(cmd_ctx);
-
- if (argc < 1)
- return ERROR_OK;
-
- if (argc == 2)
- count = strtoul(args[1], NULL, 0);
-
- address = strtoul(args[0], NULL, 0);
-
-
- switch (cmd[2])
- {
- case 'w':
- size = 4;
- break;
- case 'h':
- size = 2;
- break;
- case 'b':
- size = 1;
- break;
- default:
- return ERROR_OK;
- }
-
- buffer = calloc(count, size);
- if ((retval = target->type->read_memory(target, address, size, count, buffer)) != ERROR_OK)
- {
- switch (retval)
- {
- case ERROR_TARGET_UNALIGNED_ACCESS:
- command_print(cmd_ctx, "error: address not aligned");
- break;
- case ERROR_TARGET_NOT_HALTED:
- command_print(cmd_ctx, "error: target must be halted for memory accesses");
- break;
- case ERROR_TARGET_DATA_ABORT:
- command_print(cmd_ctx, "error: access caused data abort, system possibly corrupted");
- break;
- default:
- command_print(cmd_ctx, "error: unknown error");
- break;
- }
- return ERROR_OK;
- }
-
- output_len = 0;
-
- for (i = 0; i < count; i++)
- {
- if (i%8 == 0)
- output_len += snprintf(output + output_len, 128 - output_len, "0x%8.8x: ", address + (i*size));
-
- switch (size)
- {
- case 4:
- output_len += snprintf(output + output_len, 128 - output_len, "%8.8x ", target_buffer_get_u32(target, &buffer[i*4]));
- break;
- case 2:
- output_len += snprintf(output + output_len, 128 - output_len, "%4.4x ", target_buffer_get_u16(target, &buffer[i*2]));
- break;
- case 1:
- output_len += snprintf(output + output_len, 128 - output_len, "%2.2x ", buffer[i*1]);
- break;
- }
-
- if ((i%8 == 7) || (i == count - 1))
- {
- command_print(cmd_ctx, output);
- output_len = 0;
- }
- }
-
- free(buffer);
-
- return ERROR_OK;
-}
-
-int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- u32 address = 0;
- u32 value = 0;
- int retval;
- target_t *target = get_current_target(cmd_ctx);
- u8 value_buf[4];
-
- if (argc < 2)
- return ERROR_OK;
-
- address = strtoul(args[0], NULL, 0);
- value = strtoul(args[1], NULL, 0);
-
- switch (cmd[2])
- {
- case 'w':
- target_buffer_set_u32(target, value_buf, value);
- retval = target->type->write_memory(target, address, 4, 1, value_buf);
- break;
- case 'h':
- target_buffer_set_u16(target, value_buf, value);
- retval = target->type->write_memory(target, address, 2, 1, value_buf);
- break;
- case 'b':
- value_buf[0] = value;
- retval = target->type->write_memory(target, address, 1, 1, value_buf);
- break;
- default:
- return ERROR_OK;
- }
-
- switch (retval)
- {
- case ERROR_TARGET_UNALIGNED_ACCESS:
- command_print(cmd_ctx, "error: address not aligned");
- break;
- case ERROR_TARGET_DATA_ABORT:
- command_print(cmd_ctx, "error: access caused data abort, system possibly corrupted");
- break;
- case ERROR_TARGET_NOT_HALTED:
- command_print(cmd_ctx, "error: target must be halted for memory accesses");
- break;
- case ERROR_OK:
- break;
- default:
- command_print(cmd_ctx, "error: unknown error");
- break;
- }
-
- return ERROR_OK;
-
-}
-
-int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- u32 address;
- u8 *buffer;
- u32 buf_cnt;
- u32 binary_size;
-
- fileio_t file;
- enum fileio_pri_type pri_type = FILEIO_IMAGE;
- fileio_image_t image_info;
- enum fileio_sec_type sec_type;
-
- duration_t duration;
- char *duration_text;
-
- target_t *target = get_current_target(cmd_ctx);
-
- if (argc < 2)
- {
- command_print(cmd_ctx, "usage: load_image <filename> <address> [type]");
- return ERROR_OK;
- }
-
- memset(&file, 0, sizeof(fileio_t));
- fileio_identify_image_type(&sec_type, (argc == 3) ? args[2] : NULL);
-
- image_info.base_address = strtoul(args[1], NULL, 0);
- image_info.has_start_address = 0;
-
- buffer = malloc(128 * 1024);
-
- duration_start_measure(&duration);
-
- if (fileio_open(&file, args[0], FILEIO_READ,
- pri_type, &image_info, sec_type) != ERROR_OK)
- {
- command_print(cmd_ctx, "load_image error: %s", file.error_str);
- return ERROR_OK;
- }
-
- binary_size = file.size;
- address = image_info.base_address;
- while ((binary_size > 0) &&
- (fileio_read(&file, 128 * 1024, buffer, &buf_cnt) == ERROR_OK))
- {
- target_write_buffer(target, address, buf_cnt, buffer);
- address += buf_cnt;
- binary_size -= buf_cnt;
- }
-
- free(buffer);
-
- duration_stop_measure(&duration, &duration_text);
- command_print(cmd_ctx, "downloaded %lli byte in %s", file.size, duration_text);
- free(duration_text);
-
- fileio_close(&file);
-
- return ERROR_OK;
-
-}
-
-int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- fileio_t file;
- fileio_image_t image_info;
-
- u32 address;
- u32 size;
- u8 buffer[560];
-
- duration_t duration;
- char *duration_text;
-
- target_t *target = get_current_target(cmd_ctx);
-
- if (argc != 3)
- {
- command_print(cmd_ctx, "usage: dump_image <filename> <address> <size>");
- return ERROR_OK;
- }
-
- address = strtoul(args[1], NULL, 0);
- size = strtoul(args[2], NULL, 0);
-
- if ((address & 3) || (size & 3))
- {
- command_print(cmd_ctx, "only 32-bit aligned address and size are supported");
- return ERROR_OK;
- }
-
- image_info.base_address = address;
- image_info.has_start_address = 0;
-
- if (fileio_open(&file, args[0], FILEIO_WRITE,
- FILEIO_IMAGE, &image_info, FILEIO_PLAIN) != ERROR_OK)
- {
- command_print(cmd_ctx, "dump_image error: %s", file.error_str);
- return ERROR_OK;
- }
-
- duration_start_measure(&duration);
-
- while (size > 0)
- {
- u32 size_written;
- u32 this_run_size = (size > 560) ? 560 : size;
-
- target->type->read_memory(target, address, 4, this_run_size / 4, buffer);
- fileio_write(&file, this_run_size, buffer, &size_written);
-
- size -= this_run_size;
- address += this_run_size;
- }
-
- fileio_close(&file);
-
- duration_stop_measure(&duration, &duration_text);
- command_print(cmd_ctx, "dumped %lli byte in %s", file.size, duration_text);
- free(duration_text);
-
- return ERROR_OK;
-
-}
-
-int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- int retval;
- target_t *target = get_current_target(cmd_ctx);
-
- if (argc == 0)
- {
- breakpoint_t *breakpoint = target->breakpoints;
-
- while (breakpoint)
- {
- if (breakpoint->type == BKPT_SOFT)
- {
- char* buf = buf_to_str(breakpoint->orig_instr, breakpoint->length, 16);
- command_print(cmd_ctx, "0x%8.8x, 0x%x, %i, 0x%s", breakpoint->address, breakpoint->length, breakpoint->set, buf);
- free(buf);
- }
- else
- {
- command_print(cmd_ctx, "0x%8.8x, 0x%x, %i", breakpoint->address, breakpoint->length, breakpoint->set);
- }
- breakpoint = breakpoint->next;
- }
- }
- else if (argc >= 2)
- {
- int hw = BKPT_SOFT;
- u32 length = 0;
-
- length = strtoul(args[1], NULL, 0);
-
- if (argc >= 3)
- if (strcmp(args[2], "hw") == 0)
- hw = BKPT_HARD;
-
- if ((retval = breakpoint_add(target, strtoul(args[0], NULL, 0), length, hw)) != ERROR_OK)
- {
- switch (retval)
- {
- case ERROR_TARGET_NOT_HALTED:
- command_print(cmd_ctx, "target must be halted to set breakpoints");
- break;
- case ERROR_TARGET_RESOURCE_NOT_AVAILABLE:
- command_print(cmd_ctx, "no more breakpoints available");
- break;
- default:
- command_print(cmd_ctx, "unknown error, breakpoint not set");
- break;
- }
- }
- else
- {
- command_print(cmd_ctx, "breakpoint added at address 0x%8.8x", strtoul(args[0], NULL, 0));
- }
- }
- else
- {
- command_print(cmd_ctx, "usage: bp <address> <length> ['hw']");
- }
-
- return ERROR_OK;
-}
-
-int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- target_t *target = get_current_target(cmd_ctx);
-
- if (argc > 0)
- breakpoint_remove(target, strtoul(args[0], NULL, 0));
-
- return ERROR_OK;
-}
-
-int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- target_t *target = get_current_target(cmd_ctx);
-
- if (argc == 0)
- {
- watchpoint_t *watchpoint = target->watchpoints;
-
- while (watchpoint)
- {
- command_print(cmd_ctx, "address: 0x%8.8x, mask: 0x%8.8x, r/w/a: %i, value: 0x%8.8x, mask: 0x%8.8x", watchpoint->address, watchpoint->length, watchpoint->rw, watchpoint->value, watchpoint->mask);
- watchpoint = watchpoint->next;
- }
- }
- else if (argc >= 2)
- {
- enum watchpoint_rw type = WPT_ACCESS;
- u32 data_value = 0x0;
- u32 data_mask = 0xffffffff;
-
- if (argc >= 3)
- {
- switch(args[2][0])
- {
- case 'r':
- type = WPT_READ;
- break;
- case 'w':
- type = WPT_WRITE;
- break;
- case 'a':
- type = WPT_ACCESS;
- break;
- default:
- command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
- return ERROR_OK;
- }
- }
- if (argc >= 4)
- {
- data_value = strtoul(args[3], NULL, 0);
- }
- if (argc >= 5)
- {
- data_mask = strtoul(args[4], NULL, 0);
- }
- watchpoint_add(target, strtoul(args[0], NULL, 0), strtoul(args[1], NULL, 0), type, data_value, data_mask);
- }
- else
- {
- command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
- }
-
- return ERROR_OK;
-}
-
-int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- target_t *target = get_current_target(cmd_ctx);
-
- if (argc > 0)
- watchpoint_remove(target, strtoul(args[0], NULL, 0));
-
- return ERROR_OK;
-}
-
+/***************************************************************************\r
+ * Copyright (C) 2005 by Dominic Rath *\r
+ * Dominic.Rath@gmx.de *\r
+ * *\r
+ * This program is free software; you can redistribute it and/or modify *\r
+ * it under the terms of the GNU General Public License as published by *\r
+ * the Free Software Foundation; either version 2 of the License, or *\r
+ * (at your option) any later version. *\r
+ * *\r
+ * This program is distributed in the hope that it will be useful, *\r
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *\r
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *\r
+ * GNU General Public License for more details. *\r
+ * *\r
+ * You should have received a copy of the GNU General Public License *\r
+ * along with this program; if not, write to the *\r
+ * Free Software Foundation, Inc., *\r
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *\r
+ ***************************************************************************/\r
+#ifdef HAVE_CONFIG_H\r
+#include "config.h"\r
+#endif\r
+\r
+#include "replacements.h"\r
+#include "target.h"\r
+#include "target_request.h"\r
+\r
+#include "log.h"\r
+#include "configuration.h"\r
+#include "binarybuffer.h"\r
+#include "jtag.h"\r
+\r
+#include <string.h>\r
+#include <stdlib.h>\r
+#include <inttypes.h>\r
+\r
+#include <sys/types.h>\r
+#include <sys/stat.h>\r
+#include <unistd.h>\r
+#include <errno.h>\r
+\r
+#include <sys/time.h>\r
+#include <time.h>\r
+\r
+#include <time_support.h>\r
+\r
+#include <fileio.h>\r
+#include <image.h>\r
+\r
+int cli_target_callback_event_handler(struct target_s *target, enum target_event event, void *priv);\r
+\r
+\r
+int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_daemon_startup_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+\r
+int handle_target_script_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_run_and_halt_time_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+\r
+int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc);\r
+\r
+/* targets\r
+ */\r
+extern target_type_t arm7tdmi_target;\r
+extern target_type_t arm720t_target;\r
+extern target_type_t arm9tdmi_target;\r
+extern target_type_t arm920t_target;\r
+extern target_type_t arm966e_target;\r
+extern target_type_t arm926ejs_target;\r
+extern target_type_t feroceon_target;\r
+extern target_type_t xscale_target;\r
+extern target_type_t cortexm3_target;\r
+\r
+target_type_t *target_types[] =\r
+{\r
+ &arm7tdmi_target,\r
+ &arm9tdmi_target,\r
+ &arm920t_target,\r
+ &arm720t_target,\r
+ &arm966e_target,\r
+ &arm926ejs_target,\r
+ &feroceon_target,\r
+ &xscale_target,\r
+ &cortexm3_target,\r
+ NULL,\r
+};\r
+\r
+target_t *targets = NULL;\r
+target_event_callback_t *target_event_callbacks = NULL;\r
+target_timer_callback_t *target_timer_callbacks = NULL;\r
+\r
+char *target_state_strings[] =\r
+{\r
+ "unknown",\r
+ "running",\r
+ "halted",\r
+ "reset",\r
+ "debug_running",\r
+};\r
+\r
+char *target_debug_reason_strings[] =\r
+{\r
+ "debug request", "breakpoint", "watchpoint",\r
+ "watchpoint and breakpoint", "single step",\r
+ "target not halted"\r
+};\r
+\r
+char *target_endianess_strings[] =\r
+{\r
+ "big endian",\r
+ "little endian",\r
+};\r
+\r
+enum daemon_startup_mode startup_mode = DAEMON_ATTACH;\r
+\r
+static int target_continous_poll = 1;\r
+\r
+/* read a u32 from a buffer in target memory endianness */\r
+u32 target_buffer_get_u32(target_t *target, u8 *buffer)\r
+{\r
+ if (target->endianness == TARGET_LITTLE_ENDIAN)\r
+ return le_to_h_u32(buffer);\r
+ else\r
+ return be_to_h_u32(buffer);\r
+}\r
+\r
+/* read a u16 from a buffer in target memory endianness */\r
+u16 target_buffer_get_u16(target_t *target, u8 *buffer)\r
+{\r
+ if (target->endianness == TARGET_LITTLE_ENDIAN)\r
+ return le_to_h_u16(buffer);\r
+ else\r
+ return be_to_h_u16(buffer);\r
+}\r
+\r
+/* write a u32 to a buffer in target memory endianness */\r
+void target_buffer_set_u32(target_t *target, u8 *buffer, u32 value)\r
+{\r
+ if (target->endianness == TARGET_LITTLE_ENDIAN)\r
+ h_u32_to_le(buffer, value);\r
+ else\r
+ h_u32_to_be(buffer, value);\r
+}\r
+\r
+/* write a u16 to a buffer in target memory endianness */\r
+void target_buffer_set_u16(target_t *target, u8 *buffer, u16 value)\r
+{\r
+ if (target->endianness == TARGET_LITTLE_ENDIAN)\r
+ h_u16_to_le(buffer, value);\r
+ else\r
+ h_u16_to_be(buffer, value);\r
+}\r
+\r
+/* returns a pointer to the n-th configured target */\r
+target_t* get_target_by_num(int num)\r
+{\r
+ target_t *target = targets;\r
+ int i = 0;\r
+\r
+ while (target)\r
+ {\r
+ if (num == i)\r
+ return target;\r
+ target = target->next;\r
+ i++;\r
+ }\r
+\r
+ return NULL;\r
+}\r
+\r
+int get_num_by_target(target_t *query_target)\r
+{\r
+ target_t *target = targets;\r
+ int i = 0; \r
+ \r
+ while (target)\r
+ {\r
+ if (target == query_target)\r
+ return i;\r
+ target = target->next;\r
+ i++;\r
+ }\r
+ \r
+ return -1;\r
+}\r
+\r
+target_t* get_current_target(command_context_t *cmd_ctx)\r
+{\r
+ target_t *target = get_target_by_num(cmd_ctx->current_target);\r
+ \r
+ if (target == NULL)\r
+ {\r
+ ERROR("BUG: current_target out of bounds");\r
+ exit(-1);\r
+ }\r
+ \r
+ return target;\r
+}\r
+\r
+/* Process target initialization, when target entered debug out of reset\r
+ * the handler is unregistered at the end of this function, so it's only called once\r
+ */\r
+int target_init_handler(struct target_s *target, enum target_event event, void *priv)\r
+{\r
+ FILE *script;\r
+ struct command_context_s *cmd_ctx = priv;\r
+ \r
+ if ((event == TARGET_EVENT_HALTED) && (target->reset_script))\r
+ {\r
+ target_unregister_event_callback(target_init_handler, priv);\r
+\r
+ script = open_file_from_path(cmd_ctx, target->reset_script, "r");\r
+ if (!script)\r
+ {\r
+ ERROR("couldn't open script file %s", target->reset_script);\r
+ return ERROR_OK;\r
+ }\r
+\r
+ INFO("executing reset script '%s'", target->reset_script);\r
+ command_run_file(cmd_ctx, script, COMMAND_EXEC);\r
+ fclose(script);\r
+\r
+ jtag_execute_queue();\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int target_run_and_halt_handler(void *priv)\r
+{\r
+ target_t *target = priv;\r
+ \r
+ target->type->halt(target);\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int target_process_reset(struct command_context_s *cmd_ctx)\r
+{\r
+ int retval = ERROR_OK;\r
+ target_t *target;\r
+ struct timeval timeout, now;\r
+ \r
+ /* prepare reset_halt where necessary */\r
+ target = targets;\r
+ while (target)\r
+ {\r
+ if (jtag_reset_config & RESET_SRST_PULLS_TRST)\r
+ {\r
+ switch (target->reset_mode)\r
+ {\r
+ case RESET_HALT:\r
+ command_print(cmd_ctx, "nSRST pulls nTRST, falling back to RESET_RUN_AND_HALT");\r
+ target->reset_mode = RESET_RUN_AND_HALT;\r
+ break;\r
+ case RESET_INIT:\r
+ command_print(cmd_ctx, "nSRST pulls nTRST, falling back to RESET_RUN_AND_INIT");\r
+ target->reset_mode = RESET_RUN_AND_INIT;\r
+ break;\r
+ default:\r
+ break;\r
+ } \r
+ }\r
+ switch (target->reset_mode)\r
+ {\r
+ case RESET_HALT:\r
+ case RESET_INIT:\r
+ target->type->prepare_reset_halt(target);\r
+ break;\r
+ default:\r
+ break;\r
+ }\r
+ target = target->next;\r
+ }\r
+ \r
+ target = targets;\r
+ while (target)\r
+ {\r
+ target->type->assert_reset(target);\r
+ target = target->next;\r
+ }\r
+ jtag_execute_queue();\r
+ \r
+ /* request target halt if necessary, and schedule further action */\r
+ target = targets;\r
+ while (target)\r
+ {\r
+ switch (target->reset_mode)\r
+ {\r
+ case RESET_RUN:\r
+ /* nothing to do if target just wants to be run */\r
+ break;\r
+ case RESET_RUN_AND_HALT:\r
+ /* schedule halt */\r
+ target_register_timer_callback(target_run_and_halt_handler, target->run_and_halt_time, 0, target);\r
+ break;\r
+ case RESET_RUN_AND_INIT:\r
+ /* schedule halt */\r
+ target_register_timer_callback(target_run_and_halt_handler, target->run_and_halt_time, 0, target);\r
+ target_register_event_callback(target_init_handler, cmd_ctx);\r
+ break;\r
+ case RESET_HALT:\r
+ target->type->halt(target);\r
+ break;\r
+ case RESET_INIT:\r
+ target->type->halt(target);\r
+ target_register_event_callback(target_init_handler, cmd_ctx);\r
+ break;\r
+ default:\r
+ ERROR("BUG: unknown target->reset_mode");\r
+ }\r
+ target = target->next;\r
+ }\r
+ \r
+ target = targets;\r
+ while (target)\r
+ {\r
+ target->type->deassert_reset(target);\r
+ target = target->next;\r
+ }\r
+ jtag_execute_queue();\r
+\r
+ /* Wait for reset to complete, maximum 5 seconds. */ \r
+ gettimeofday(&timeout, NULL);\r
+ timeval_add_time(&timeout, 5, 0);\r
+ for(;;)\r
+ {\r
+ gettimeofday(&now, NULL);\r
+ \r
+ target_call_timer_callbacks();\r
+ \r
+ target = targets;\r
+ while (target)\r
+ {\r
+ target->type->poll(target);\r
+ if ((target->reset_mode == RESET_RUN_AND_INIT) || (target->reset_mode == RESET_RUN_AND_HALT))\r
+ {\r
+ if (target->state != TARGET_HALTED)\r
+ {\r
+ if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))\r
+ {\r
+ command_print(cmd_ctx, "Timed out waiting for reset");\r
+ goto done;\r
+ }\r
+ usleep(100*1000); /* Do not eat all cpu */\r
+ goto again;\r
+ }\r
+ }\r
+ target = target->next;\r
+ }\r
+ /* All targets we're waiting for are halted */\r
+ break;\r
+ \r
+ again:;\r
+ }\r
+ done:\r
+ \r
+ \r
+ /* We want any events to be processed before the prompt */\r
+ target_call_timer_callbacks();\r
+ \r
+ return retval;\r
+}\r
+\r
+static int default_virt2phys(struct target_s *target, u32 virtual, u32 *physical)\r
+{\r
+ *physical = virtual;\r
+ return ERROR_OK;\r
+}\r
+\r
+static int default_mmu(struct target_s *target, int *enabled)\r
+{\r
+ *enabled = 0;\r
+ return ERROR_OK;\r
+}\r
+\r
+int target_init(struct command_context_s *cmd_ctx)\r
+{\r
+ target_t *target = targets;\r
+ \r
+ while (target)\r
+ {\r
+ if (target->type->init_target(cmd_ctx, target) != ERROR_OK)\r
+ {\r
+ ERROR("target '%s' init failed", target->type->name);\r
+ exit(-1);\r
+ }\r
+ \r
+ /* Set up default functions if none are provided by target */\r
+ if (target->type->virt2phys == NULL)\r
+ {\r
+ target->type->virt2phys = default_virt2phys;\r
+ }\r
+ if (target->type->mmu == NULL)\r
+ {\r
+ target->type->mmu = default_mmu;\r
+ }\r
+ target = target->next;\r
+ }\r
+ \r
+ if (targets)\r
+ {\r
+ target_register_user_commands(cmd_ctx);\r
+ target_register_timer_callback(handle_target, 100, 1, NULL);\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int target_init_reset(struct command_context_s *cmd_ctx)\r
+{\r
+ if (startup_mode == DAEMON_RESET)\r
+ target_process_reset(cmd_ctx);\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int target_register_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)\r
+{\r
+ target_event_callback_t **callbacks_p = &target_event_callbacks;\r
+ \r
+ if (callback == NULL)\r
+ {\r
+ return ERROR_INVALID_ARGUMENTS;\r
+ }\r
+ \r
+ if (*callbacks_p)\r
+ {\r
+ while ((*callbacks_p)->next)\r
+ callbacks_p = &((*callbacks_p)->next);\r
+ callbacks_p = &((*callbacks_p)->next);\r
+ }\r
+ \r
+ (*callbacks_p) = malloc(sizeof(target_event_callback_t));\r
+ (*callbacks_p)->callback = callback;\r
+ (*callbacks_p)->priv = priv;\r
+ (*callbacks_p)->next = NULL;\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int periodic, void *priv)\r
+{\r
+ target_timer_callback_t **callbacks_p = &target_timer_callbacks;\r
+ struct timeval now;\r
+ \r
+ if (callback == NULL)\r
+ {\r
+ return ERROR_INVALID_ARGUMENTS;\r
+ }\r
+ \r
+ if (*callbacks_p)\r
+ {\r
+ while ((*callbacks_p)->next)\r
+ callbacks_p = &((*callbacks_p)->next);\r
+ callbacks_p = &((*callbacks_p)->next);\r
+ }\r
+ \r
+ (*callbacks_p) = malloc(sizeof(target_timer_callback_t));\r
+ (*callbacks_p)->callback = callback;\r
+ (*callbacks_p)->periodic = periodic;\r
+ (*callbacks_p)->time_ms = time_ms;\r
+ \r
+ gettimeofday(&now, NULL);\r
+ (*callbacks_p)->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;\r
+ time_ms -= (time_ms % 1000);\r
+ (*callbacks_p)->when.tv_sec = now.tv_sec + (time_ms / 1000);\r
+ if ((*callbacks_p)->when.tv_usec > 1000000)\r
+ {\r
+ (*callbacks_p)->when.tv_usec = (*callbacks_p)->when.tv_usec - 1000000;\r
+ (*callbacks_p)->when.tv_sec += 1;\r
+ }\r
+ \r
+ (*callbacks_p)->priv = priv;\r
+ (*callbacks_p)->next = NULL;\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int target_unregister_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)\r
+{\r
+ target_event_callback_t **p = &target_event_callbacks;\r
+ target_event_callback_t *c = target_event_callbacks;\r
+ \r
+ if (callback == NULL)\r
+ {\r
+ return ERROR_INVALID_ARGUMENTS;\r
+ }\r
+ \r
+ while (c)\r
+ {\r
+ target_event_callback_t *next = c->next;\r
+ if ((c->callback == callback) && (c->priv == priv))\r
+ {\r
+ *p = next;\r
+ free(c);\r
+ return ERROR_OK;\r
+ }\r
+ else\r
+ p = &(c->next);\r
+ c = next;\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)\r
+{\r
+ target_timer_callback_t **p = &target_timer_callbacks;\r
+ target_timer_callback_t *c = target_timer_callbacks;\r
+ \r
+ if (callback == NULL)\r
+ {\r
+ return ERROR_INVALID_ARGUMENTS;\r
+ }\r
+ \r
+ while (c)\r
+ {\r
+ target_timer_callback_t *next = c->next;\r
+ if ((c->callback == callback) && (c->priv == priv))\r
+ {\r
+ *p = next;\r
+ free(c);\r
+ return ERROR_OK;\r
+ }\r
+ else\r
+ p = &(c->next);\r
+ c = next;\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int target_call_event_callbacks(target_t *target, enum target_event event)\r
+{\r
+ target_event_callback_t *callback = target_event_callbacks;\r
+ target_event_callback_t *next_callback;\r
+ \r
+ DEBUG("target event %i", event);\r
+ \r
+ while (callback)\r
+ {\r
+ next_callback = callback->next;\r
+ callback->callback(target, event, callback->priv);\r
+ callback = next_callback;\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int target_call_timer_callbacks()\r
+{\r
+ target_timer_callback_t *callback = target_timer_callbacks;\r
+ target_timer_callback_t *next_callback;\r
+ struct timeval now;\r
+\r
+ gettimeofday(&now, NULL);\r
+ \r
+ while (callback)\r
+ {\r
+ next_callback = callback->next;\r
+ \r
+ if (((now.tv_sec >= callback->when.tv_sec) && (now.tv_usec >= callback->when.tv_usec))\r
+ || (now.tv_sec > callback->when.tv_sec))\r
+ {\r
+ callback->callback(callback->priv);\r
+ if (callback->periodic)\r
+ {\r
+ int time_ms = callback->time_ms;\r
+ callback->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;\r
+ time_ms -= (time_ms % 1000);\r
+ callback->when.tv_sec = now.tv_sec + time_ms / 1000;\r
+ if (callback->when.tv_usec > 1000000)\r
+ {\r
+ callback->when.tv_usec = callback->when.tv_usec - 1000000;\r
+ callback->when.tv_sec += 1;\r
+ }\r
+ }\r
+ else\r
+ target_unregister_timer_callback(callback->callback, callback->priv);\r
+ }\r
+ \r
+ callback = next_callback;\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int target_alloc_working_area(struct target_s *target, u32 size, working_area_t **area)\r
+{\r
+ working_area_t *c = target->working_areas;\r
+ working_area_t *new_wa = NULL;\r
+ \r
+ /* Reevaluate working area address based on MMU state*/\r
+ if (target->working_areas == NULL)\r
+ {\r
+ int retval;\r
+ int enabled;\r
+ retval = target->type->mmu(target, &enabled);\r
+ if (retval != ERROR_OK)\r
+ {\r
+ return retval;\r
+ }\r
+ if (enabled)\r
+ {\r
+ target->working_area = target->working_area_virt;\r
+ }\r
+ else\r
+ {\r
+ target->working_area = target->working_area_phys;\r
+ }\r
+ }\r
+ \r
+ /* only allocate multiples of 4 byte */\r
+ if (size % 4)\r
+ {\r
+ ERROR("BUG: code tried to allocate unaligned number of bytes, padding");\r
+ size = CEIL(size, 4);\r
+ }\r
+ \r
+ /* see if there's already a matching working area */\r
+ while (c)\r
+ {\r
+ if ((c->free) && (c->size == size))\r
+ {\r
+ new_wa = c;\r
+ break;\r
+ }\r
+ c = c->next;\r
+ }\r
+ \r
+ /* if not, allocate a new one */\r
+ if (!new_wa)\r
+ {\r
+ working_area_t **p = &target->working_areas;\r
+ u32 first_free = target->working_area;\r
+ u32 free_size = target->working_area_size;\r
+ \r
+ DEBUG("allocating new working area");\r
+ \r
+ c = target->working_areas;\r
+ while (c)\r
+ {\r
+ first_free += c->size;\r
+ free_size -= c->size;\r
+ p = &c->next;\r
+ c = c->next;\r
+ }\r
+ \r
+ if (free_size < size)\r
+ {\r
+ WARNING("not enough working area available(requested %d, free %d)", size, free_size);\r
+ return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;\r
+ }\r
+ \r
+ new_wa = malloc(sizeof(working_area_t));\r
+ new_wa->next = NULL;\r
+ new_wa->size = size;\r
+ new_wa->address = first_free;\r
+ \r
+ if (target->backup_working_area)\r
+ {\r
+ new_wa->backup = malloc(new_wa->size);\r
+ target->type->read_memory(target, new_wa->address, 4, new_wa->size / 4, new_wa->backup);\r
+ }\r
+ else\r
+ {\r
+ new_wa->backup = NULL;\r
+ }\r
+ \r
+ /* put new entry in list */\r
+ *p = new_wa;\r
+ }\r
+ \r
+ /* mark as used, and return the new (reused) area */\r
+ new_wa->free = 0;\r
+ *area = new_wa;\r
+ \r
+ /* user pointer */\r
+ new_wa->user = area;\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int target_free_working_area(struct target_s *target, working_area_t *area)\r
+{\r
+ if (area->free)\r
+ return ERROR_OK;\r
+ \r
+ if (target->backup_working_area)\r
+ target->type->write_memory(target, area->address, 4, area->size / 4, area->backup);\r
+ \r
+ area->free = 1;\r
+ \r
+ /* mark user pointer invalid */\r
+ *area->user = NULL;\r
+ area->user = NULL;\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int target_free_all_working_areas(struct target_s *target)\r
+{\r
+ working_area_t *c = target->working_areas;\r
+\r
+ while (c)\r
+ {\r
+ working_area_t *next = c->next;\r
+ target_free_working_area(target, c);\r
+ \r
+ if (c->backup)\r
+ free(c->backup);\r
+ \r
+ free(c);\r
+ \r
+ c = next;\r
+ }\r
+ \r
+ target->working_areas = NULL;\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int target_register_commands(struct command_context_s *cmd_ctx)\r
+{\r
+ register_command(cmd_ctx, NULL, "target", handle_target_command, COMMAND_CONFIG, NULL);\r
+ register_command(cmd_ctx, NULL, "targets", handle_targets_command, COMMAND_EXEC, NULL);\r
+ register_command(cmd_ctx, NULL, "daemon_startup", handle_daemon_startup_command, COMMAND_CONFIG, NULL);\r
+ register_command(cmd_ctx, NULL, "target_script", handle_target_script_command, COMMAND_CONFIG, NULL);\r
+ register_command(cmd_ctx, NULL, "run_and_halt_time", handle_run_and_halt_time_command, COMMAND_CONFIG, NULL);\r
+ register_command(cmd_ctx, NULL, "working_area", handle_working_area_command, COMMAND_ANY, "working_area <target#> <address> <size> <'backup'|'nobackup'> [virtual address]");\r
+ register_command(cmd_ctx, NULL, "virt2phys", handle_virt2phys_command, COMMAND_ANY, "virt2phys <virtual address>");\r
+\r
+ return ERROR_OK;\r
+}\r
+\r
+int target_arch_state(struct target_s *target)\r
+{\r
+ int retval;\r
+ if (target==NULL)\r
+ {\r
+ USER("No target has been configured");\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ USER("target state: %s", target_state_strings[target->state]);\r
+ \r
+ if (target->state!=TARGET_HALTED)\r
+ return ERROR_OK;\r
+ \r
+ retval=target->type->arch_state(target);\r
+ return retval;\r
+}\r
+\r
+/* Single aligned words are guaranteed to use 16 or 32 bit access \r
+ * mode respectively, otherwise data is handled as quickly as \r
+ * possible\r
+ */\r
+int target_write_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)\r
+{\r
+ int retval;\r
+ \r
+ DEBUG("writing buffer of %i byte at 0x%8.8x", size, address);\r
+ \r
+ if (((address % 2) == 0) && (size == 2))\r
+ {\r
+ return target->type->write_memory(target, address, 2, 1, buffer);\r
+ }\r
+ \r
+ /* handle unaligned head bytes */\r
+ if (address % 4)\r
+ {\r
+ int unaligned = 4 - (address % 4);\r
+ \r
+ if (unaligned > size)\r
+ unaligned = size;\r
+\r
+ if ((retval = target->type->write_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)\r
+ return retval;\r
+ \r
+ buffer += unaligned;\r
+ address += unaligned;\r
+ size -= unaligned;\r
+ }\r
+ \r
+ /* handle aligned words */\r
+ if (size >= 4)\r
+ {\r
+ int aligned = size - (size % 4);\r
+ \r
+ /* use bulk writes above a certain limit. This may have to be changed */\r
+ if (aligned > 128)\r
+ {\r
+ if ((retval = target->type->bulk_write_memory(target, address, aligned / 4, buffer)) != ERROR_OK)\r
+ return retval;\r
+ }\r
+ else\r
+ {\r
+ if ((retval = target->type->write_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)\r
+ return retval;\r
+ }\r
+ \r
+ buffer += aligned;\r
+ address += aligned;\r
+ size -= aligned;\r
+ }\r
+ \r
+ /* handle tail writes of less than 4 bytes */\r
+ if (size > 0)\r
+ {\r
+ if ((retval = target->type->write_memory(target, address, 1, size, buffer)) != ERROR_OK)\r
+ return retval;\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+\r
+/* Single aligned words are guaranteed to use 16 or 32 bit access \r
+ * mode respectively, otherwise data is handled as quickly as \r
+ * possible\r
+ */\r
+int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)\r
+{\r
+ int retval;\r
+ \r
+ DEBUG("reading buffer of %i byte at 0x%8.8x", size, address);\r
+ \r
+ if (((address % 2) == 0) && (size == 2))\r
+ {\r
+ return target->type->read_memory(target, address, 2, 1, buffer);\r
+ }\r
+ \r
+ /* handle unaligned head bytes */\r
+ if (address % 4)\r
+ {\r
+ int unaligned = 4 - (address % 4);\r
+ \r
+ if (unaligned > size)\r
+ unaligned = size;\r
+\r
+ if ((retval = target->type->read_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)\r
+ return retval;\r
+ \r
+ buffer += unaligned;\r
+ address += unaligned;\r
+ size -= unaligned;\r
+ }\r
+ \r
+ /* handle aligned words */\r
+ if (size >= 4)\r
+ {\r
+ int aligned = size - (size % 4);\r
+ \r
+ if ((retval = target->type->read_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)\r
+ return retval;\r
+ \r
+ buffer += aligned;\r
+ address += aligned;\r
+ size -= aligned;\r
+ }\r
+ \r
+ /* handle tail writes of less than 4 bytes */\r
+ if (size > 0)\r
+ {\r
+ if ((retval = target->type->read_memory(target, address, 1, size, buffer)) != ERROR_OK)\r
+ return retval;\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int target_checksum_memory(struct target_s *target, u32 address, u32 size, u32* crc)\r
+{\r
+ u8 *buffer;\r
+ int retval;\r
+ int i;\r
+ u32 checksum = 0;\r
+ \r
+ if ((retval = target->type->checksum_memory(target, address,\r
+ size, &checksum)) == ERROR_TARGET_RESOURCE_NOT_AVAILABLE)\r
+ {\r
+ buffer = malloc(size);\r
+ if (buffer == NULL)\r
+ {\r
+ ERROR("error allocating buffer for section (%d bytes)", size);\r
+ return ERROR_INVALID_ARGUMENTS;\r
+ }\r
+ retval = target_read_buffer(target, address, size, buffer);\r
+ if (retval != ERROR_OK)\r
+ {\r
+ free(buffer);\r
+ return retval;\r
+ }\r
+\r
+ /* convert to target endianess */\r
+ for (i = 0; i < (size/sizeof(u32)); i++)\r
+ {\r
+ u32 target_data;\r
+ target_data = target_buffer_get_u32(target, &buffer[i*sizeof(u32)]);\r
+ target_buffer_set_u32(target, &buffer[i*sizeof(u32)], target_data);\r
+ }\r
+\r
+ retval = image_calculate_checksum( buffer, size, &checksum );\r
+ free(buffer);\r
+ }\r
+ \r
+ *crc = checksum;\r
+ \r
+ return retval;\r
+}\r
+\r
+int target_read_u32(struct target_s *target, u32 address, u32 *value)\r
+{\r
+ u8 value_buf[4];\r
+\r
+ int retval = target->type->read_memory(target, address, 4, 1, value_buf);\r
+ \r
+ if (retval == ERROR_OK)\r
+ {\r
+ *value = target_buffer_get_u32(target, value_buf);\r
+ DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, *value);\r
+ }\r
+ else\r
+ {\r
+ *value = 0x0;\r
+ DEBUG("address: 0x%8.8x failed", address);\r
+ }\r
+ \r
+ return retval;\r
+}\r
+\r
+int target_read_u16(struct target_s *target, u32 address, u16 *value)\r
+{\r
+ u8 value_buf[2];\r
+ \r
+ int retval = target->type->read_memory(target, address, 2, 1, value_buf);\r
+ \r
+ if (retval == ERROR_OK)\r
+ {\r
+ *value = target_buffer_get_u16(target, value_buf);\r
+ DEBUG("address: 0x%8.8x, value: 0x%4.4x", address, *value);\r
+ }\r
+ else\r
+ {\r
+ *value = 0x0;\r
+ DEBUG("address: 0x%8.8x failed", address);\r
+ }\r
+ \r
+ return retval;\r
+}\r
+\r
+int target_read_u8(struct target_s *target, u32 address, u8 *value)\r
+{\r
+ int retval = target->type->read_memory(target, address, 1, 1, value);\r
+\r
+ if (retval == ERROR_OK)\r
+ {\r
+ DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, *value);\r
+ }\r
+ else\r
+ {\r
+ *value = 0x0;\r
+ DEBUG("address: 0x%8.8x failed", address);\r
+ }\r
+ \r
+ return retval;\r
+}\r
+\r
+int target_write_u32(struct target_s *target, u32 address, u32 value)\r
+{\r
+ int retval;\r
+ u8 value_buf[4];\r
+\r
+ DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);\r
+\r
+ target_buffer_set_u32(target, value_buf, value); \r
+ if ((retval = target->type->write_memory(target, address, 4, 1, value_buf)) != ERROR_OK)\r
+ {\r
+ DEBUG("failed: %i", retval);\r
+ }\r
+ \r
+ return retval;\r
+}\r
+\r
+int target_write_u16(struct target_s *target, u32 address, u16 value)\r
+{\r
+ int retval;\r
+ u8 value_buf[2];\r
+ \r
+ DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);\r
+\r
+ target_buffer_set_u16(target, value_buf, value); \r
+ if ((retval = target->type->write_memory(target, address, 2, 1, value_buf)) != ERROR_OK)\r
+ {\r
+ DEBUG("failed: %i", retval);\r
+ }\r
+ \r
+ return retval;\r
+}\r
+\r
+int target_write_u8(struct target_s *target, u32 address, u8 value)\r
+{\r
+ int retval;\r
+ \r
+ DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, value);\r
+\r
+ if ((retval = target->type->read_memory(target, address, 1, 1, &value)) != ERROR_OK)\r
+ {\r
+ DEBUG("failed: %i", retval);\r
+ }\r
+ \r
+ return retval;\r
+}\r
+\r
+int target_register_user_commands(struct command_context_s *cmd_ctx)\r
+{\r
+ register_command(cmd_ctx, NULL, "reg", handle_reg_command, COMMAND_EXEC, NULL);\r
+ register_command(cmd_ctx, NULL, "poll", handle_poll_command, COMMAND_EXEC, "poll target state");\r
+ register_command(cmd_ctx, NULL, "wait_halt", handle_wait_halt_command, COMMAND_EXEC, "wait for target halt [time (s)]");\r
+ register_command(cmd_ctx, NULL, "halt", handle_halt_command, COMMAND_EXEC, "halt target");\r
+ register_command(cmd_ctx, NULL, "resume", handle_resume_command, COMMAND_EXEC, "resume target [addr]");\r
+ register_command(cmd_ctx, NULL, "step", handle_step_command, COMMAND_EXEC, "step one instruction from current PC or [addr]");\r
+ register_command(cmd_ctx, NULL, "reset", handle_reset_command, COMMAND_EXEC, "reset target [run|halt|init|run_and_halt|run_and_init]");\r
+ register_command(cmd_ctx, NULL, "soft_reset_halt", handle_soft_reset_halt_command, COMMAND_EXEC, "halt the target and do a soft reset");\r
+\r
+ register_command(cmd_ctx, NULL, "mdw", handle_md_command, COMMAND_EXEC, "display memory words <addr> [count]");\r
+ register_command(cmd_ctx, NULL, "mdh", handle_md_command, COMMAND_EXEC, "display memory half-words <addr> [count]");\r
+ register_command(cmd_ctx, NULL, "mdb", handle_md_command, COMMAND_EXEC, "display memory bytes <addr> [count]");\r
+ \r
+ register_command(cmd_ctx, NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word <addr> <value>");\r
+ register_command(cmd_ctx, NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word <addr> <value>");\r
+ register_command(cmd_ctx, NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte <addr> <value>");\r
+ \r
+ register_command(cmd_ctx, NULL, "bp", handle_bp_command, COMMAND_EXEC, "set breakpoint <address> <length> [hw]"); \r
+ register_command(cmd_ctx, NULL, "rbp", handle_rbp_command, COMMAND_EXEC, "remove breakpoint <adress>");\r
+ register_command(cmd_ctx, NULL, "wp", handle_wp_command, COMMAND_EXEC, "set watchpoint <address> <length> <r/w/a> [value] [mask]"); \r
+ register_command(cmd_ctx, NULL, "rwp", handle_rwp_command, COMMAND_EXEC, "remove watchpoint <adress>");\r
+ \r
+ register_command(cmd_ctx, NULL, "load_image", handle_load_image_command, COMMAND_EXEC, "load_image <file> <address> ['bin'|'ihex'|'elf'|'s19']");\r
+ register_command(cmd_ctx, NULL, "dump_image", handle_dump_image_command, COMMAND_EXEC, "dump_image <file> <address> <size>");\r
+ register_command(cmd_ctx, NULL, "verify_image", handle_verify_image_command, COMMAND_EXEC, "verify_image <file> [offset] [type]");\r
+ register_command(cmd_ctx, NULL, "load_binary", handle_load_image_command, COMMAND_EXEC, "[DEPRECATED] load_binary <file> <address>");\r
+ register_command(cmd_ctx, NULL, "dump_binary", handle_dump_image_command, COMMAND_EXEC, "[DEPRECATED] dump_binary <file> <address> <size>");\r
+ \r
+ target_request_register_commands(cmd_ctx);\r
+ trace_register_commands(cmd_ctx);\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ target_t *target = targets;\r
+ int count = 0;\r
+ \r
+ if (argc == 1)\r
+ {\r
+ int num = strtoul(args[0], NULL, 0);\r
+ \r
+ while (target)\r
+ {\r
+ count++;\r
+ target = target->next;\r
+ }\r
+ \r
+ if (num < count)\r
+ cmd_ctx->current_target = num;\r
+ else\r
+ command_print(cmd_ctx, "%i is out of bounds, only %i targets are configured", num, count);\r
+ \r
+ return ERROR_OK;\r
+ }\r
+ \r
+ while (target)\r
+ {\r
+ command_print(cmd_ctx, "%i: %s (%s), state: %s", count++, target->type->name, target_endianess_strings[target->endianness], target_state_strings[target->state]);\r
+ target = target->next;\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ int i;\r
+ int found = 0;\r
+ \r
+ if (argc < 3)\r
+ {\r
+ ERROR("target command requires at least three arguments: <type> <endianess> <reset_mode>");\r
+ exit(-1);\r
+ }\r
+ \r
+ /* search for the specified target */\r
+ if (args[0] && (args[0][0] != 0))\r
+ {\r
+ for (i = 0; target_types[i]; i++)\r
+ {\r
+ if (strcmp(args[0], target_types[i]->name) == 0)\r
+ {\r
+ target_t **last_target_p = &targets;\r
+ \r
+ /* register target specific commands */\r
+ if (target_types[i]->register_commands(cmd_ctx) != ERROR_OK)\r
+ {\r
+ ERROR("couldn't register '%s' commands", args[0]);\r
+ exit(-1);\r
+ }\r
+\r
+ if (*last_target_p)\r
+ {\r
+ while ((*last_target_p)->next)\r
+ last_target_p = &((*last_target_p)->next);\r
+ last_target_p = &((*last_target_p)->next);\r
+ }\r
+\r
+ *last_target_p = malloc(sizeof(target_t));\r
+ \r
+ (*last_target_p)->type = target_types[i];\r
+ \r
+ if (strcmp(args[1], "big") == 0)\r
+ (*last_target_p)->endianness = TARGET_BIG_ENDIAN;\r
+ else if (strcmp(args[1], "little") == 0)\r
+ (*last_target_p)->endianness = TARGET_LITTLE_ENDIAN;\r
+ else\r
+ {\r
+ ERROR("endianness must be either 'little' or 'big', not '%s'", args[1]);\r
+ exit(-1);\r
+ }\r
+ \r
+ /* what to do on a target reset */\r
+ if (strcmp(args[2], "reset_halt") == 0)\r
+ (*last_target_p)->reset_mode = RESET_HALT;\r
+ else if (strcmp(args[2], "reset_run") == 0)\r
+ (*last_target_p)->reset_mode = RESET_RUN;\r
+ else if (strcmp(args[2], "reset_init") == 0)\r
+ (*last_target_p)->reset_mode = RESET_INIT;\r
+ else if (strcmp(args[2], "run_and_halt") == 0)\r
+ (*last_target_p)->reset_mode = RESET_RUN_AND_HALT;\r
+ else if (strcmp(args[2], "run_and_init") == 0)\r
+ (*last_target_p)->reset_mode = RESET_RUN_AND_INIT;\r
+ else\r
+ {\r
+ ERROR("unknown target startup mode %s", args[2]);\r
+ exit(-1);\r
+ }\r
+ (*last_target_p)->run_and_halt_time = 1000; /* default 1s */\r
+ \r
+ (*last_target_p)->reset_script = NULL;\r
+ (*last_target_p)->post_halt_script = NULL;\r
+ (*last_target_p)->pre_resume_script = NULL;\r
+ (*last_target_p)->gdb_program_script = NULL;\r
+ \r
+ (*last_target_p)->working_area = 0x0;\r
+ (*last_target_p)->working_area_size = 0x0;\r
+ (*last_target_p)->working_areas = NULL;\r
+ (*last_target_p)->backup_working_area = 0;\r
+ \r
+ (*last_target_p)->state = TARGET_UNKNOWN;\r
+ (*last_target_p)->reg_cache = NULL;\r
+ (*last_target_p)->breakpoints = NULL;\r
+ (*last_target_p)->watchpoints = NULL;\r
+ (*last_target_p)->next = NULL;\r
+ (*last_target_p)->arch_info = NULL;\r
+ \r
+ /* initialize trace information */\r
+ (*last_target_p)->trace_info = malloc(sizeof(trace_t));\r
+ (*last_target_p)->trace_info->num_trace_points = 0;\r
+ (*last_target_p)->trace_info->trace_points_size = 0;\r
+ (*last_target_p)->trace_info->trace_points = NULL;\r
+ (*last_target_p)->trace_info->trace_history_size = 0;\r
+ (*last_target_p)->trace_info->trace_history = NULL;\r
+ (*last_target_p)->trace_info->trace_history_pos = 0;\r
+ (*last_target_p)->trace_info->trace_history_overflowed = 0;\r
+ \r
+ (*last_target_p)->dbgmsg = NULL;\r
+ (*last_target_p)->dbg_msg_enabled = 0;\r
+ \r
+ (*last_target_p)->type->target_command(cmd_ctx, cmd, args, argc, *last_target_p);\r
+ \r
+ found = 1;\r
+ break;\r
+ }\r
+ }\r
+ }\r
+ \r
+ /* no matching target found */\r
+ if (!found)\r
+ {\r
+ ERROR("target '%s' not found", args[0]);\r
+ exit(-1);\r
+ }\r
+\r
+ return ERROR_OK;\r
+}\r
+\r
+/* usage: target_script <target#> <event> <script_file> */\r
+int handle_target_script_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ target_t *target = NULL;\r
+ \r
+ if (argc < 3)\r
+ {\r
+ ERROR("incomplete target_script command");\r
+ exit(-1);\r
+ }\r
+ \r
+ target = get_target_by_num(strtoul(args[0], NULL, 0));\r
+ \r
+ if (!target)\r
+ {\r
+ ERROR("target number '%s' not defined", args[0]);\r
+ exit(-1);\r
+ }\r
+ \r
+ if (strcmp(args[1], "reset") == 0)\r
+ {\r
+ if (target->reset_script)\r
+ free(target->reset_script);\r
+ target->reset_script = strdup(args[2]);\r
+ }\r
+ else if (strcmp(args[1], "post_halt") == 0)\r
+ {\r
+ if (target->post_halt_script)\r
+ free(target->post_halt_script);\r
+ target->post_halt_script = strdup(args[2]);\r
+ }\r
+ else if (strcmp(args[1], "pre_resume") == 0)\r
+ {\r
+ if (target->pre_resume_script)\r
+ free(target->pre_resume_script);\r
+ target->pre_resume_script = strdup(args[2]);\r
+ }\r
+ else if (strcmp(args[1], "gdb_program_config") == 0)\r
+ {\r
+ if (target->gdb_program_script)\r
+ free(target->gdb_program_script);\r
+ target->gdb_program_script = strdup(args[2]);\r
+ }\r
+ else\r
+ {\r
+ ERROR("unknown event type: '%s", args[1]);\r
+ exit(-1); \r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int handle_run_and_halt_time_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ target_t *target = NULL;\r
+ \r
+ if (argc < 2)\r
+ {\r
+ ERROR("incomplete run_and_halt_time command");\r
+ exit(-1);\r
+ }\r
+ \r
+ target = get_target_by_num(strtoul(args[0], NULL, 0));\r
+ \r
+ if (!target)\r
+ {\r
+ ERROR("target number '%s' not defined", args[0]);\r
+ exit(-1);\r
+ }\r
+ \r
+ target->run_and_halt_time = strtoul(args[1], NULL, 0);\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ target_t *target = NULL;\r
+ \r
+ if ((argc < 4) || (argc > 5))\r
+ {\r
+ return ERROR_COMMAND_SYNTAX_ERROR;\r
+ }\r
+ \r
+ target = get_target_by_num(strtoul(args[0], NULL, 0));\r
+ \r
+ if (!target)\r
+ {\r
+ ERROR("target number '%s' not defined", args[0]);\r
+ exit(-1);\r
+ }\r
+ target_free_all_working_areas(target);\r
+ \r
+ target->working_area_phys = target->working_area_virt = strtoul(args[1], NULL, 0);\r
+ if (argc == 5)\r
+ {\r
+ target->working_area_virt = strtoul(args[4], NULL, 0);\r
+ }\r
+ target->working_area_size = strtoul(args[2], NULL, 0);\r
+ \r
+ if (strcmp(args[3], "backup") == 0)\r
+ {\r
+ target->backup_working_area = 1;\r
+ }\r
+ else if (strcmp(args[3], "nobackup") == 0)\r
+ {\r
+ target->backup_working_area = 0;\r
+ }\r
+ else\r
+ {\r
+ ERROR("unrecognized <backup|nobackup> argument (%s)", args[3]);\r
+ return ERROR_COMMAND_SYNTAX_ERROR;\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+\r
+/* process target state changes */\r
+int handle_target(void *priv)\r
+{\r
+ int retval;\r
+ target_t *target = targets;\r
+ \r
+ while (target)\r
+ {\r
+ /* only poll if target isn't already halted */\r
+ if (target->state != TARGET_HALTED)\r
+ {\r
+ if (target_continous_poll)\r
+ if ((retval = target->type->poll(target)) != ERROR_OK)\r
+ {\r
+ ERROR("couldn't poll target(%d). It's due for a reset.", retval);\r
+ }\r
+ }\r
+ \r
+ target = target->next;\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ target_t *target;\r
+ reg_t *reg = NULL;\r
+ int count = 0;\r
+ char *value;\r
+ \r
+ DEBUG("-");\r
+ \r
+ target = get_current_target(cmd_ctx);\r
+ \r
+ /* list all available registers for the current target */\r
+ if (argc == 0)\r
+ {\r
+ reg_cache_t *cache = target->reg_cache;\r
+ \r
+ count = 0;\r
+ while(cache)\r
+ {\r
+ int i;\r
+ for (i = 0; i < cache->num_regs; i++)\r
+ {\r
+ value = buf_to_str(cache->reg_list[i].value, cache->reg_list[i].size, 16);\r
+ command_print(cmd_ctx, "(%i) %s (/%i): 0x%s (dirty: %i, valid: %i)", count++, cache->reg_list[i].name, cache->reg_list[i].size, value, cache->reg_list[i].dirty, cache->reg_list[i].valid);\r
+ free(value);\r
+ }\r
+ cache = cache->next;\r
+ }\r
+ \r
+ return ERROR_OK;\r
+ }\r
+ \r
+ /* access a single register by its ordinal number */\r
+ if ((args[0][0] >= '0') && (args[0][0] <= '9'))\r
+ {\r
+ int num = strtoul(args[0], NULL, 0);\r
+ reg_cache_t *cache = target->reg_cache;\r
+ \r
+ count = 0;\r
+ while(cache)\r
+ {\r
+ int i;\r
+ for (i = 0; i < cache->num_regs; i++)\r
+ {\r
+ if (count++ == num)\r
+ {\r
+ reg = &cache->reg_list[i];\r
+ break;\r
+ }\r
+ }\r
+ if (reg)\r
+ break;\r
+ cache = cache->next;\r
+ }\r
+ \r
+ if (!reg)\r
+ {\r
+ command_print(cmd_ctx, "%i is out of bounds, the current target has only %i registers (0 - %i)", num, count, count - 1);\r
+ return ERROR_OK;\r
+ }\r
+ } else /* access a single register by its name */\r
+ {\r
+ reg = register_get_by_name(target->reg_cache, args[0], 1);\r
+ \r
+ if (!reg)\r
+ {\r
+ command_print(cmd_ctx, "register %s not found in current target", args[0]);\r
+ return ERROR_OK;\r
+ }\r
+ }\r
+\r
+ /* display a register */\r
+ if ((argc == 1) || ((argc == 2) && !((args[1][0] >= '0') && (args[1][0] <= '9'))))\r
+ {\r
+ if ((argc == 2) && (strcmp(args[1], "force") == 0))\r
+ reg->valid = 0;\r
+ \r
+ if (reg->valid == 0)\r
+ {\r
+ reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);\r
+ if (arch_type == NULL)\r
+ {\r
+ ERROR("BUG: encountered unregistered arch type");\r
+ return ERROR_OK;\r
+ }\r
+ arch_type->get(reg);\r
+ }\r
+ value = buf_to_str(reg->value, reg->size, 16);\r
+ command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);\r
+ free(value);\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ /* set register value */\r
+ if (argc == 2)\r
+ {\r
+ u8 *buf = malloc(CEIL(reg->size, 8));\r
+ str_to_buf(args[1], strlen(args[1]), buf, reg->size, 0);\r
+\r
+ reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);\r
+ if (arch_type == NULL)\r
+ {\r
+ ERROR("BUG: encountered unregistered arch type");\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ arch_type->set(reg, buf);\r
+ \r
+ value = buf_to_str(reg->value, reg->size, 16);\r
+ command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);\r
+ free(value);\r
+ \r
+ free(buf);\r
+ \r
+ return ERROR_OK;\r
+ }\r
+ \r
+ command_print(cmd_ctx, "usage: reg <#|name> [value]");\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+static int wait_state(struct command_context_s *cmd_ctx, char *cmd, enum target_state state, int ms);\r
+\r
+int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ target_t *target = get_current_target(cmd_ctx);\r
+\r
+ if (argc == 0)\r
+ {\r
+ target->type->poll(target);\r
+ target_arch_state(target);\r
+ }\r
+ else\r
+ {\r
+ if (strcmp(args[0], "on") == 0)\r
+ {\r
+ target_continous_poll = 1;\r
+ }\r
+ else if (strcmp(args[0], "off") == 0)\r
+ {\r
+ target_continous_poll = 0;\r
+ }\r
+ else\r
+ {\r
+ command_print(cmd_ctx, "arg is \"on\" or \"off\"");\r
+ }\r
+ }\r
+ \r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ int ms = 5000;\r
+ \r
+ if (argc > 0)\r
+ {\r
+ char *end;\r
+\r
+ ms = strtoul(args[0], &end, 0) * 1000;\r
+ if (*end)\r
+ {\r
+ command_print(cmd_ctx, "usage: %s [seconds]", cmd);\r
+ return ERROR_OK;\r
+ }\r
+ }\r
+\r
+ return wait_state(cmd_ctx, cmd, TARGET_HALTED, ms); \r
+}\r
+\r
+static void target_process_events(struct command_context_s *cmd_ctx)\r
+{\r
+ target_t *target = get_current_target(cmd_ctx);\r
+ target->type->poll(target);\r
+ target_call_timer_callbacks();\r
+}\r
+\r
+static int wait_state(struct command_context_s *cmd_ctx, char *cmd, enum target_state state, int ms)\r
+{\r
+ int retval;\r
+ struct timeval timeout, now;\r
+ \r
+ gettimeofday(&timeout, NULL);\r
+ timeval_add_time(&timeout, 0, ms * 1000);\r
+ \r
+ target_t *target = get_current_target(cmd_ctx);\r
+ for (;;)\r
+ {\r
+ if ((retval=target->type->poll(target))!=ERROR_OK)\r
+ return retval;\r
+ target_call_timer_callbacks();\r
+ if (target->state == state)\r
+ {\r
+ break;\r
+ }\r
+ command_print(cmd_ctx, "waiting for target %s...", target_state_strings[state]);\r
+ \r
+ gettimeofday(&now, NULL);\r
+ if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))\r
+ {\r
+ command_print(cmd_ctx, "timed out while waiting for target %s", target_state_strings[state]);\r
+ ERROR("timed out while waiting for target %s", target_state_strings[state]);\r
+ break;\r
+ }\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ int retval;\r
+ target_t *target = get_current_target(cmd_ctx);\r
+\r
+ DEBUG("-");\r
+ \r
+ command_print(cmd_ctx, "requesting target halt...");\r
+\r
+ if ((retval = target->type->halt(target)) != ERROR_OK)\r
+ { \r
+ switch (retval)\r
+ {\r
+ case ERROR_TARGET_ALREADY_HALTED:\r
+ command_print(cmd_ctx, "target already halted");\r
+ break;\r
+ case ERROR_TARGET_TIMEOUT:\r
+ command_print(cmd_ctx, "target timed out... shutting down");\r
+ return retval;\r
+ default:\r
+ command_print(cmd_ctx, "unknown error... shutting down");\r
+ return retval;\r
+ }\r
+ }\r
+ \r
+ return handle_wait_halt_command(cmd_ctx, cmd, args, argc);\r
+}\r
+\r
+/* what to do on daemon startup */\r
+int handle_daemon_startup_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ if (argc == 1)\r
+ {\r
+ if (strcmp(args[0], "attach") == 0)\r
+ {\r
+ startup_mode = DAEMON_ATTACH;\r
+ return ERROR_OK;\r
+ }\r
+ else if (strcmp(args[0], "reset") == 0)\r
+ {\r
+ startup_mode = DAEMON_RESET;\r
+ return ERROR_OK;\r
+ }\r
+ }\r
+ \r
+ WARNING("invalid daemon_startup configuration directive: %s", args[0]);\r
+ return ERROR_OK;\r
+\r
+}\r
+ \r
+int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ target_t *target = get_current_target(cmd_ctx);\r
+ int retval;\r
+ \r
+ command_print(cmd_ctx, "requesting target halt and executing a soft reset");\r
+ \r
+ if ((retval = target->type->soft_reset_halt(target)) != ERROR_OK)\r
+ { \r
+ switch (retval)\r
+ {\r
+ case ERROR_TARGET_TIMEOUT:\r
+ command_print(cmd_ctx, "target timed out... shutting down");\r
+ exit(-1);\r
+ default:\r
+ command_print(cmd_ctx, "unknown error... shutting down");\r
+ exit(-1);\r
+ }\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ target_t *target = get_current_target(cmd_ctx);\r
+ enum target_reset_mode reset_mode = target->reset_mode;\r
+ enum target_reset_mode save = target->reset_mode;\r
+ \r
+ DEBUG("-");\r
+ \r
+ if (argc >= 1)\r
+ {\r
+ if (strcmp("run", args[0]) == 0)\r
+ reset_mode = RESET_RUN;\r
+ else if (strcmp("halt", args[0]) == 0)\r
+ reset_mode = RESET_HALT;\r
+ else if (strcmp("init", args[0]) == 0)\r
+ reset_mode = RESET_INIT;\r
+ else if (strcmp("run_and_halt", args[0]) == 0)\r
+ {\r
+ reset_mode = RESET_RUN_AND_HALT;\r
+ if (argc >= 2)\r
+ {\r
+ target->run_and_halt_time = strtoul(args[1], NULL, 0);\r
+ }\r
+ }\r
+ else if (strcmp("run_and_init", args[0]) == 0)\r
+ {\r
+ reset_mode = RESET_RUN_AND_INIT;\r
+ if (argc >= 2)\r
+ {\r
+ target->run_and_halt_time = strtoul(args[1], NULL, 0);\r
+ }\r
+ }\r
+ else\r
+ {\r
+ command_print(cmd_ctx, "usage: reset ['run', 'halt', 'init', 'run_and_halt', 'run_and_init]");\r
+ return ERROR_OK;\r
+ }\r
+ }\r
+ \r
+ /* temporarily modify mode of current reset target */\r
+ target->reset_mode = reset_mode;\r
+\r
+ /* reset *all* targets */\r
+ target_process_reset(cmd_ctx);\r
+ \r
+ /* Restore default reset mode for this target */\r
+ target->reset_mode = save;\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ int retval;\r
+ target_t *target = get_current_target(cmd_ctx);\r
+ \r
+ if (argc == 0)\r
+ retval = target->type->resume(target, 1, 0, 1, 0); /* current pc, addr = 0, handle breakpoints, not debugging */\r
+ else if (argc == 1)\r
+ retval = target->type->resume(target, 0, strtoul(args[0], NULL, 0), 1, 0); /* addr = args[0], handle breakpoints, not debugging */\r
+ else\r
+ {\r
+ return ERROR_COMMAND_SYNTAX_ERROR;\r
+ }\r
+\r
+ target_process_events(cmd_ctx);\r
+ \r
+ target_arch_state(target);\r
+ \r
+ return retval;\r
+}\r
+\r
+int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ target_t *target = get_current_target(cmd_ctx);\r
+ \r
+ DEBUG("-");\r
+ \r
+ if (argc == 0)\r
+ target->type->step(target, 1, 0, 1); /* current pc, addr = 0, handle breakpoints */\r
+\r
+ if (argc == 1)\r
+ target->type->step(target, 0, strtoul(args[0], NULL, 0), 1); /* addr = args[0], handle breakpoints */\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ const int line_bytecnt = 32;\r
+ int count = 1;\r
+ int size = 4;\r
+ u32 address = 0;\r
+ int line_modulo;\r
+ int i;\r
+\r
+ char output[128];\r
+ int output_len;\r
+\r
+ int retval;\r
+\r
+ u8 *buffer;\r
+ target_t *target = get_current_target(cmd_ctx);\r
+\r
+ if (argc < 1)\r
+ return ERROR_OK;\r
+\r
+ if (argc == 2)\r
+ count = strtoul(args[1], NULL, 0);\r
+\r
+ address = strtoul(args[0], NULL, 0);\r
+ \r
+\r
+ switch (cmd[2])\r
+ {\r
+ case 'w':\r
+ size = 4; line_modulo = line_bytecnt / 4;\r
+ break;\r
+ case 'h':\r
+ size = 2; line_modulo = line_bytecnt / 2;\r
+ break;\r
+ case 'b':\r
+ size = 1; line_modulo = line_bytecnt / 1;\r
+ break;\r
+ default:\r
+ return ERROR_OK;\r
+ }\r
+\r
+ buffer = calloc(count, size);\r
+ retval = target->type->read_memory(target, address, size, count, buffer);\r
+ if (retval != ERROR_OK)\r
+ {\r
+ switch (retval)\r
+ {\r
+ case ERROR_TARGET_UNALIGNED_ACCESS:\r
+ command_print(cmd_ctx, "error: address not aligned");\r
+ break;\r
+ case ERROR_TARGET_NOT_HALTED:\r
+ command_print(cmd_ctx, "error: target must be halted for memory accesses");\r
+ break; \r
+ case ERROR_TARGET_DATA_ABORT:\r
+ command_print(cmd_ctx, "error: access caused data abort, system possibly corrupted");\r
+ break;\r
+ default:\r
+ command_print(cmd_ctx, "error: unknown error");\r
+ break;\r
+ }\r
+ return ERROR_OK;\r
+ }\r
+\r
+ output_len = 0;\r
+\r
+ for (i = 0; i < count; i++)\r
+ {\r
+ if (i%line_modulo == 0)\r
+ output_len += snprintf(output + output_len, 128 - output_len, "0x%8.8x: ", address + (i*size));\r
+ \r
+ switch (size)\r
+ {\r
+ case 4:\r
+ output_len += snprintf(output + output_len, 128 - output_len, "%8.8x ", target_buffer_get_u32(target, &buffer[i*4]));\r
+ break;\r
+ case 2:\r
+ output_len += snprintf(output + output_len, 128 - output_len, "%4.4x ", target_buffer_get_u16(target, &buffer[i*2]));\r
+ break;\r
+ case 1:\r
+ output_len += snprintf(output + output_len, 128 - output_len, "%2.2x ", buffer[i*1]);\r
+ break;\r
+ }\r
+\r
+ if ((i%line_modulo == line_modulo-1) || (i == count - 1))\r
+ {\r
+ command_print(cmd_ctx, output);\r
+ output_len = 0;\r
+ }\r
+ }\r
+\r
+ free(buffer);\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ u32 address = 0;\r
+ u32 value = 0;\r
+ int retval;\r
+ target_t *target = get_current_target(cmd_ctx);\r
+ u8 value_buf[4];\r
+\r
+ if (argc < 2)\r
+ return ERROR_OK;\r
+\r
+ address = strtoul(args[0], NULL, 0);\r
+ value = strtoul(args[1], NULL, 0);\r
+\r
+ switch (cmd[2])\r
+ {\r
+ case 'w':\r
+ target_buffer_set_u32(target, value_buf, value);\r
+ retval = target->type->write_memory(target, address, 4, 1, value_buf);\r
+ break;\r
+ case 'h':\r
+ target_buffer_set_u16(target, value_buf, value);\r
+ retval = target->type->write_memory(target, address, 2, 1, value_buf);\r
+ break;\r
+ case 'b':\r
+ value_buf[0] = value;\r
+ retval = target->type->write_memory(target, address, 1, 1, value_buf);\r
+ break;\r
+ default:\r
+ return ERROR_OK;\r
+ }\r
+\r
+ switch (retval)\r
+ {\r
+ case ERROR_TARGET_UNALIGNED_ACCESS:\r
+ command_print(cmd_ctx, "error: address not aligned");\r
+ break;\r
+ case ERROR_TARGET_DATA_ABORT:\r
+ command_print(cmd_ctx, "error: access caused data abort, system possibly corrupted");\r
+ break;\r
+ case ERROR_TARGET_NOT_HALTED:\r
+ command_print(cmd_ctx, "error: target must be halted for memory accesses");\r
+ break;\r
+ case ERROR_OK:\r
+ break;\r
+ default:\r
+ command_print(cmd_ctx, "error: unknown error");\r
+ break;\r
+ }\r
+\r
+ return ERROR_OK;\r
+\r
+}\r
+\r
+int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ u8 *buffer;\r
+ u32 buf_cnt;\r
+ u32 image_size;\r
+ int i;\r
+ int retval;\r
+\r
+ image_t image; \r
+ \r
+ duration_t duration;\r
+ char *duration_text;\r
+ \r
+ target_t *target = get_current_target(cmd_ctx);\r
+\r
+ if (argc < 1)\r
+ {\r
+ command_print(cmd_ctx, "usage: load_image <filename> [address] [type]");\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ /* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */\r
+ if (argc >= 2)\r
+ {\r
+ image.base_address_set = 1;\r
+ image.base_address = strtoul(args[1], NULL, 0);\r
+ }\r
+ else\r
+ {\r
+ image.base_address_set = 0;\r
+ }\r
+ \r
+ image.start_address_set = 0;\r
+\r
+ duration_start_measure(&duration);\r
+ \r
+ if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)\r
+ {\r
+ command_print(cmd_ctx, "load_image error: %s", image.error_str);\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ image_size = 0x0;\r
+ for (i = 0; i < image.num_sections; i++)\r
+ {\r
+ buffer = malloc(image.sections[i].size);\r
+ if (buffer == NULL)\r
+ {\r
+ command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);\r
+ break;\r
+ }\r
+ \r
+ if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)\r
+ {\r
+ ERROR("image_read_section failed with error code: %i", retval);\r
+ command_print(cmd_ctx, "image reading failed, download aborted");\r
+ free(buffer);\r
+ image_close(&image);\r
+ return ERROR_OK;\r
+ }\r
+ target_write_buffer(target, image.sections[i].base_address, buf_cnt, buffer);\r
+ image_size += buf_cnt;\r
+ command_print(cmd_ctx, "%u byte written at address 0x%8.8x", buf_cnt, image.sections[i].base_address);\r
+ \r
+ free(buffer);\r
+ }\r
+\r
+ duration_stop_measure(&duration, &duration_text);\r
+ command_print(cmd_ctx, "downloaded %u byte in %s", image_size, duration_text);\r
+ free(duration_text);\r
+ \r
+ image_close(&image);\r
+\r
+ return ERROR_OK;\r
+\r
+}\r
+\r
+int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ fileio_t fileio;\r
+ \r
+ u32 address;\r
+ u32 size;\r
+ u8 buffer[560];\r
+ int retval;\r
+ \r
+ duration_t duration;\r
+ char *duration_text;\r
+ \r
+ target_t *target = get_current_target(cmd_ctx);\r
+\r
+ if (argc != 3)\r
+ {\r
+ command_print(cmd_ctx, "usage: dump_image <filename> <address> <size>");\r
+ return ERROR_OK;\r
+ }\r
+\r
+ address = strtoul(args[1], NULL, 0);\r
+ size = strtoul(args[2], NULL, 0);\r
+\r
+ if ((address & 3) || (size & 3))\r
+ {\r
+ command_print(cmd_ctx, "only 32-bit aligned address and size are supported");\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ if (fileio_open(&fileio, args[0], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)\r
+ {\r
+ command_print(cmd_ctx, "dump_image error: %s", fileio.error_str);\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ duration_start_measure(&duration);\r
+ \r
+ while (size > 0)\r
+ {\r
+ u32 size_written;\r
+ u32 this_run_size = (size > 560) ? 560 : size;\r
+ \r
+ retval = target->type->read_memory(target, address, 4, this_run_size / 4, buffer);\r
+ if (retval != ERROR_OK)\r
+ {\r
+ command_print(cmd_ctx, "Reading memory failed %d", retval);\r
+ break;\r
+ }\r
+ \r
+ fileio_write(&fileio, this_run_size, buffer, &size_written);\r
+ \r
+ size -= this_run_size;\r
+ address += this_run_size;\r
+ }\r
+\r
+ fileio_close(&fileio);\r
+\r
+ duration_stop_measure(&duration, &duration_text);\r
+ command_print(cmd_ctx, "dumped %"PRIi64" byte in %s", fileio.size, duration_text);\r
+ free(duration_text);\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ u8 *buffer;\r
+ u32 buf_cnt;\r
+ u32 image_size;\r
+ int i;\r
+ int retval;\r
+ u32 checksum = 0;\r
+ u32 mem_checksum = 0;\r
+\r
+ image_t image; \r
+ \r
+ duration_t duration;\r
+ char *duration_text;\r
+ \r
+ target_t *target = get_current_target(cmd_ctx);\r
+ \r
+ if (argc < 1)\r
+ {\r
+ command_print(cmd_ctx, "usage: verify_image <file> [offset] [type]");\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ if (!target)\r
+ {\r
+ ERROR("no target selected");\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ duration_start_measure(&duration);\r
+ \r
+ if (argc >= 2)\r
+ {\r
+ image.base_address_set = 1;\r
+ image.base_address = strtoul(args[1], NULL, 0);\r
+ }\r
+ else\r
+ {\r
+ image.base_address_set = 0;\r
+ image.base_address = 0x0;\r
+ }\r
+\r
+ image.start_address_set = 0;\r
+\r
+ if (image_open(&image, args[0], (argc == 3) ? args[2] : NULL) != ERROR_OK)\r
+ {\r
+ command_print(cmd_ctx, "verify_image error: %s", image.error_str);\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ image_size = 0x0;\r
+ for (i = 0; i < image.num_sections; i++)\r
+ {\r
+ buffer = malloc(image.sections[i].size);\r
+ if (buffer == NULL)\r
+ {\r
+ command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);\r
+ break;\r
+ }\r
+ if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)\r
+ {\r
+ ERROR("image_read_section failed with error code: %i", retval);\r
+ command_print(cmd_ctx, "image reading failed, verify aborted");\r
+ free(buffer);\r
+ image_close(&image);\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ /* calculate checksum of image */\r
+ image_calculate_checksum( buffer, buf_cnt, &checksum );\r
+ \r
+ retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);\r
+ \r
+ if( retval != ERROR_OK )\r
+ {\r
+ command_print(cmd_ctx, "could not calculate checksum, verify aborted");\r
+ free(buffer);\r
+ image_close(&image);\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ if( checksum != mem_checksum )\r
+ {\r
+ /* failed crc checksum, fall back to a binary compare */\r
+ u8 *data;\r
+ \r
+ command_print(cmd_ctx, "checksum mismatch - attempting binary compare");\r
+ \r
+ data = (u8*)malloc(buf_cnt);\r
+ \r
+ /* Can we use 32bit word accesses? */\r
+ int size = 1;\r
+ int count = buf_cnt;\r
+ if ((count % 4) == 0)\r
+ {\r
+ size *= 4;\r
+ count /= 4;\r
+ }\r
+ retval = target->type->read_memory(target, image.sections[i].base_address, size, count, data);\r
+ \r
+ if (retval == ERROR_OK)\r
+ {\r
+ int t;\r
+ for (t = 0; t < buf_cnt; t++)\r
+ {\r
+ if (data[t] != buffer[t])\r
+ {\r
+ command_print(cmd_ctx, "Verify operation failed address 0x%08x. Was 0x%02x instead of 0x%02x\n", t + image.sections[i].base_address, data[t], buffer[t]);\r
+ free(data);\r
+ free(buffer);\r
+ image_close(&image);\r
+ return ERROR_OK;\r
+ }\r
+ }\r
+ }\r
+ \r
+ free(data);\r
+ }\r
+ \r
+ free(buffer);\r
+ image_size += buf_cnt;\r
+ }\r
+ \r
+ duration_stop_measure(&duration, &duration_text);\r
+ command_print(cmd_ctx, "verified %u bytes in %s", image_size, duration_text);\r
+ free(duration_text);\r
+ \r
+ image_close(&image);\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ int retval;\r
+ target_t *target = get_current_target(cmd_ctx);\r
+\r
+ if (argc == 0)\r
+ {\r
+ breakpoint_t *breakpoint = target->breakpoints;\r
+\r
+ while (breakpoint)\r
+ {\r
+ if (breakpoint->type == BKPT_SOFT)\r
+ {\r
+ char* buf = buf_to_str(breakpoint->orig_instr, breakpoint->length, 16);\r
+ command_print(cmd_ctx, "0x%8.8x, 0x%x, %i, 0x%s", breakpoint->address, breakpoint->length, breakpoint->set, buf);\r
+ free(buf);\r
+ }\r
+ else\r
+ {\r
+ command_print(cmd_ctx, "0x%8.8x, 0x%x, %i", breakpoint->address, breakpoint->length, breakpoint->set);\r
+ }\r
+ breakpoint = breakpoint->next;\r
+ }\r
+ }\r
+ else if (argc >= 2)\r
+ {\r
+ int hw = BKPT_SOFT;\r
+ u32 length = 0;\r
+\r
+ length = strtoul(args[1], NULL, 0);\r
+ \r
+ if (argc >= 3)\r
+ if (strcmp(args[2], "hw") == 0)\r
+ hw = BKPT_HARD;\r
+\r
+ if ((retval = breakpoint_add(target, strtoul(args[0], NULL, 0), length, hw)) != ERROR_OK)\r
+ {\r
+ switch (retval)\r
+ {\r
+ case ERROR_TARGET_NOT_HALTED:\r
+ command_print(cmd_ctx, "target must be halted to set breakpoints");\r
+ break;\r
+ case ERROR_TARGET_RESOURCE_NOT_AVAILABLE:\r
+ command_print(cmd_ctx, "no more breakpoints available");\r
+ break;\r
+ default:\r
+ command_print(cmd_ctx, "unknown error, breakpoint not set");\r
+ break;\r
+ }\r
+ }\r
+ else\r
+ {\r
+ command_print(cmd_ctx, "breakpoint added at address 0x%8.8x", strtoul(args[0], NULL, 0));\r
+ }\r
+ }\r
+ else\r
+ {\r
+ command_print(cmd_ctx, "usage: bp <address> <length> ['hw']");\r
+ }\r
+\r
+ return ERROR_OK;\r
+}\r
+\r
+int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ target_t *target = get_current_target(cmd_ctx);\r
+\r
+ if (argc > 0)\r
+ breakpoint_remove(target, strtoul(args[0], NULL, 0));\r
+\r
+ return ERROR_OK;\r
+}\r
+\r
+int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ target_t *target = get_current_target(cmd_ctx);\r
+ int retval;\r
+\r
+ if (argc == 0)\r
+ {\r
+ watchpoint_t *watchpoint = target->watchpoints;\r
+\r
+ while (watchpoint)\r
+ {\r
+ command_print(cmd_ctx, "address: 0x%8.8x, mask: 0x%8.8x, r/w/a: %i, value: 0x%8.8x, mask: 0x%8.8x", watchpoint->address, watchpoint->length, watchpoint->rw, watchpoint->value, watchpoint->mask);\r
+ watchpoint = watchpoint->next;\r
+ }\r
+ } \r
+ else if (argc >= 2)\r
+ {\r
+ enum watchpoint_rw type = WPT_ACCESS;\r
+ u32 data_value = 0x0;\r
+ u32 data_mask = 0xffffffff;\r
+ \r
+ if (argc >= 3)\r
+ {\r
+ switch(args[2][0])\r
+ {\r
+ case 'r':\r
+ type = WPT_READ;\r
+ break;\r
+ case 'w':\r
+ type = WPT_WRITE;\r
+ break;\r
+ case 'a':\r
+ type = WPT_ACCESS;\r
+ break;\r
+ default:\r
+ command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");\r
+ return ERROR_OK;\r
+ }\r
+ }\r
+ if (argc >= 4)\r
+ {\r
+ data_value = strtoul(args[3], NULL, 0);\r
+ }\r
+ if (argc >= 5)\r
+ {\r
+ data_mask = strtoul(args[4], NULL, 0);\r
+ }\r
+ \r
+ if ((retval = watchpoint_add(target, strtoul(args[0], NULL, 0),\r
+ strtoul(args[1], NULL, 0), type, data_value, data_mask)) != ERROR_OK)\r
+ {\r
+ switch (retval)\r
+ {\r
+ case ERROR_TARGET_NOT_HALTED:\r
+ command_print(cmd_ctx, "target must be halted to set watchpoints");\r
+ break;\r
+ case ERROR_TARGET_RESOURCE_NOT_AVAILABLE:\r
+ command_print(cmd_ctx, "no more watchpoints available");\r
+ break;\r
+ default:\r
+ command_print(cmd_ctx, "unknown error, watchpoint not set");\r
+ break;\r
+ } \r
+ }\r
+ }\r
+ else\r
+ {\r
+ command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ target_t *target = get_current_target(cmd_ctx);\r
+\r
+ if (argc > 0)\r
+ watchpoint_remove(target, strtoul(args[0], NULL, 0));\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ int retval;\r
+ target_t *target = get_current_target(cmd_ctx);\r
+ u32 va;\r
+ u32 pa;\r
+\r
+ if (argc != 1)\r
+ {\r
+ return ERROR_COMMAND_SYNTAX_ERROR;\r
+ }\r
+ va = strtoul(args[0], NULL, 0);\r
+\r
+ retval = target->type->virt2phys(target, va, &pa);\r
+ if (retval == ERROR_OK)\r
+ {\r
+ command_print(cmd_ctx, "Physical address 0x%08x", pa);\r
+ }\r
+ else\r
+ {\r
+ /* lower levels will have logged a detailed error which is \r
+ * forwarded to telnet/GDB session. \r
+ */\r
+ }\r
+ return retval;\r
+}\r